n°1 The website provides a way for users to find out about new content and services. #Mobile #Content #Editorial n°2 Information about copyrights and reuse rights is available from every page. #Content #Editorial n°3 Each page’s source code contains metadata that describes the content. #SEO #Content #Editorial n°4 Dates are presented in an explicit format. #Content #Editorial n°5 The first occurrence of an abbreviation or an acronym in the body of any page gives access to an explanation of its meaning. #Accessibility #Content #Editorial n°6 The publication date of the contents is indicated when needed. #Content #Design n°7 A lexicon or a glossary adapted to the target audience explains the industry-specific or technical vocabulary used. #SEO #Content #Editorial n°8 Advertisements and sponsored content are identified as such. #Content #Editorial n°9 The conditions for moderation of public spaces are indicated. #Content #Editorial n°10 Content and files intended for public spaces can be checked before upload. #Content #Development n°11 Public spaces offer at least one way to report abuse. #Content #Design n°12 Each graph is accompanied by its numerical data. #SEO #Content #Editorial n°13 The search result page indicates the number of results, the number of pages of results, and the number of results per page. #Content #Development n°14 The privacy and confidentiality policy is available from any page. #Privacy #Personal data #Editorial n°15 The process of accessing and modifying personal data is described. #Privacy #Personal data #Editorial n°16 Account creation is possible without the need to use a third-party identification system. #Privacy #Personal data #Development n°17 Account creation is subject to a confirmation process. #Privacy #Personal data #Development n°18 The website offers a mechanism to prevent account or identity theft. #Privacy #Personal data #Development n°19 Accounts and subscriptions opened online can be closed online by the same method. #Privacy #Personal data #Development n°20 If the website offers a personal or subscriber space, it is possible to download personal content. #Privacy #Personal data #Development n°21 Connection to all the services offered is possible with the same identifiers. #Privacy #Personal data #Development n°22 It is possible to log out from private areas. #Privacy #Personal data #Development n°23 The website accepts email aliases containing the + sign. #Privacy #Personal data #Development n°24 The headers sent by the server specify the communication policy of the referrers. #Privacy #Personal data #Development n°25 External links that open in a new window don't share contextual information. #Privacy #Personal data #Development n°26 Exchanges of sensitive data are securely transmitted and reported as such. #Personal data #Editorial n°27 Sensitive data is not transmitted unencrypted through URLs. #Personal data #Development n°28 The purpose of using cookies, as well as the limitations inherent in refusing them, are explained. #Privacy #Personal data #Editorial n°29 A product or service can be purchased without creating an account. #Privacy #E-Commerce #Development n°30 The details of each item can be viewed from the shopping cart. #E-Commerce #Development n°31 No additional products or services are added to the shopping cart without being user triggered. #E-Commerce #Design n°32 Registration for ancillary services is not enabled by default. #E-Commerce #Development n°33 Product availability is indicated before final validation of the order. #E-Commerce #Editorial n°34 The estimated delivery time is indicated before the final validation of the order. #E-Commerce #Editorial n°35 The estimated delivery costs are indicated before the final validation of the order. #E-Commerce #Editorial n°36 The method for retrieving a dematerialised or digital product is specified before placing the order. #E-Commerce #Editorial n°37 Users can still modify each item’s quantity, and add or delete one or more items, before the final validation of the order. #E-Commerce #Development n°38 The nature and quantifiable characteristics of products and services are indicated. #SEO #E-Commerce #Editorial n°39 The period of validity and conditions of special offers and promotions are indicated. #E-Commerce #Editorial n°40 The detailed sub-total is indicated before final validation of the order. #E-Commerce #Development n°41 The conditions of financing are indicated. #E-Commerce #Editorial n°42 The operating conditions of the after-sales service are indicated. #E-Commerce #Editorial n°43 Debit and payment conditions are indicated before final order placement. #E-Commerce #Editorial n°44 Warranty conditions are indicated. #E-Commerce #Editorial n°45 The terms of sale or use are available from all pages. #E-Commerce #Editorial n°46 The information relating to the delivery zones of the products or the realization of the services are indicated. #E-Commerce #Editorial n°47 The means of payment accepted, and the corresponding procedures are indicated. #E-Commerce #Editorial n°48 The identity of third parties involved in transactions is specified. #Privacy #E-Commerce #Editorial n°49 The recourse in cases of dispute are indicated in the general terms and conditions of sale or of use. #E-Commerce #Editorial n°50 The address and the terms and conditions for returns are indicated before the final validation of the return order. #E-Commerce #Editorial n°51 The cost of the return is indicated before the final validation of the return order. #E-Commerce #Editorial n°52 The mode of filing and the procedure for handling complaints are indicated. #E-Commerce #Editorial n°53 The conditions for reimbursement are indicated. #E-Commerce #Editorial n°54 The hardware and software necessary for the operation of the service are indicated before final validation of the order. #E-Commerce #Editorial n°55 The displayed prices show the applied taxes and any additional charges, as well as tax-exclusive prices. #E-Commerce #Editorial n°56 Different shipping and billing addresses can be specified. #E-Commerce #Development n°57 The website accepts at least two methods of payment. #E-Commerce #Development n°58 Personal banking information is only stored after the explicit consent of the user. #Privacy #E-Commerce #Development n°59 The personal banking information stored by the website can be modified or deleted at any time. #Privacy #E-Commerce #Development n°60 The transaction’s reference number is displayed to the customer, once the order has been placed. #E-Commerce #Development n°61 The invoices issued are also available online #E-Commerce #Development n°62 Each invoice is subject to a confirmation email. #E-Commerce #Development n°63 Any mention of an affiliation with a professional association, or endorsement by a label or an award, features a link to the source. #E-Commerce #Editorial n°64 Unavailable products are differentiated by visual and textual means. #E-Commerce #Editorial n°65 An email providing the transaction’s reference number and the order details is sent after order placement. #E-Commerce #Development n°66 Each complaint shall be issued with an acknowledgment of receipt. #E-Commerce #Development n°67 Each Form Field has its own Label associated with it in the Source Code. #Accessibility #Forms #Development n°68 Information supplementing a field’s label is associated with that field in the source code. #Accessibility #Forms #Development n°69 Each form field’s label indicates whether or not it is a required field. #Privacy #Forms #Development n°70 Each form field’s label indicates the required data format, where applicable. #Accessibility #Forms #Development n°71 The user is warned whenever a field is case-sensitive. #Accessibility #Forms #Development n°72 The label of each form field indicates the maximum number of characters allowed, where applicable. #Forms #Development n°73 The creation of a password by the user is subject to a mechanism for the prevention of input errors. #Forms #Development n°74 The characters entered in a password field can be displayed in an un-encrypted text. #Forms #Development n°75 Each form label is visually associated to the field that it describes. #Accessibility #Forms #Design n°76 The contextual information relating to a form field has a close visual-proximity to it. #Accessibility #Forms #Design n°77 If any data entered in the form are rejected, the fields containing the rejected data are indicated for the user. #Accessibility #Forms #Development n°78 If any data entered in the form are rejected, the reason(s) why are indicated to the user. #Accessibility #Forms #Development n°79 If any data entered in the form are rejected, all the data entered can be modified by the user. #Forms #Development n°80 Custom error messages are expressed in the language of the form. #Accessibility #Forms #Development n°81 For forms divided over several pages, an overall summary is displayed before the final version is submitted. #Forms #Development n°82 The page displayed after the form’s submission allows the user to return to their navigation directly. #Forms #Development n°83 Form submission is followed by a message indicating whether or not the action was successful. #Forms #Development n°84 The user is alerted at the beginning of a complex process to the nature of the required data and documents #Accessibility #Forms #Design n°85 Complex processes are accompanied by a list of their steps. #Forms #Design n°86 The current step in a complex process is indicated. #Forms #Design n°87 Each step in a complex process allows the user to go back to the previous step. #Forms #Development n°88 The user is warned when they will lose information if they go back using their browser’s history during a complex process. #Forms #Development n°89 Navigating through a complex process does not cause any previously-submitted data to be lost. #Forms #Development n°90 Copy-and-paste is possible in the form’s fields. #Forms #Development n°91 The items in a drop-down list are grouped together appropriately, where applicable. #Accessibility #Forms #Editorial n°92 The lists of form options are presented in an identifiable order. #Accessibility #Forms #Development n°93 Email, URL, telephone number, search, password, and date and time input fields are assigned an appropriate input type. #Mobile #Forms #Development n°94 The homepage explains the nature of the content and services offered. #SEO #Identification and contact #Editorial n°95 If the website is reserved or intended for a specific audience, that audience is mentioned, at least on the homepage. #Identification and contact #Editorial n°96 The identity of the author, the company or the organization is indicated. #SEO #Identification and contact #Editorial n°97 Each page provides a title that enables one to identify the website #SEO #Identification and contact #Editorial n°98 Each page provides a title that enables one to identify its content #SEO #Identification and contact #Editorial n°99 The source code of the pages contains a valid call to a favourite icon (“favicon”) #Identification and contact #Development n°100 The complete address and telephone number of companies and organizations are available from all pages of the website. #SEO #Identification and contact #Editorial n°101 The registration number issued to companies or organizations under the legal registration procedures in force in their country is indicated. #Identification and contact #Editorial n°102 The website provides at least two means of contact. #Identification and contact #Editorial n°103 Response times for information requests are indicated. #Identification and contact #Editorial n°104 The operating hours and prices for the services made available to users are indicated. #Identification and contact #Editorial n°105 Each request for information is followed by an acknowledgement receipt. #Identification and contact #Editorial n°106 All emails provide at least one means of contact #Identification and contact #Editorial n°107 The website provides at least one means of contacting the person in charge of complaints. #Identification and contact #Editorial n°108 The website provides at least one means of contacting the moderator of public spaces. #Privacy #Identification and contact #Editorial n°109 The identity of the person or department responsible for the content is indicated. #Identification and contact #Editorial n°110 If the website claims to adhere to one or more standards or guidelines, a link is provided to each of them. #Identification and contact #Editorial n°111 Each decorative image has an appropriate text alternative. #SEO #Images and media #Editorial n°112 Each image link has an appropriate text alternative. #SEO #Images and media #Editorial n°113 Each information-carrying image has an appropriate text alternative. #SEO #Images and media #Editorial n°114 Thumbnails and previews are not larger images resized on the client side. #Ecodesign #Images and media #Development n°115 Included objects have an appropriate text alternative. #SEO #Images and media #Editorial n°116 Each audio and video content is accompanied by a text transcription. #SEO #Images and media #Editorial n°117 Videos have synchronized subtitles. #Accessibility #Images and media #Editorial n°118 The length of video and audio content is indicated. #Accessibility #Images and media #Development n°119 Videos are user-triggered. #Accessibility #Images and media #Development n°120 Sounds are user-triggered. #Accessibility #Images and media #Development n°121 Video content and animations, sounds and flashes can be paused. #Accessibility #Images and media #Development n°122 The running of video or any animation does not block access to navigation or content. #Images and media #Development n°123 The international dialling codes are available for all phone numbers. #Internationalization #Editorial n°124 The country is specified for all mailing addresses. #Internationalization #Editorial n°125 Each page’s source code indicates the content’s main language. #SEO #Internationalization #Development n°126 The main language of a link’s target page can be identified when it differs from the main language of the original page. #Internationalization #Editorial n°127 Each language change is identified. #Accessibility #Internationalization #Editorial n°128 Links to translated versions point directly to the current page’s translation. #Internationalization #Editorial n°129 Links to equivalent versions of a page or website are written in the target language. #Internationalization #Editorial n°130 The server respects the preferential order of languages specified by user agents. #Internationalization #Development n°131 Each link has a title in the source code. #Accessibility #Links #Development n°132 Each link’s label describes either its function or the nature of the content of its target. #SEO #Links #Editorial n°133 Links of the same nature have identical colors, shapes and behaviors on all pages. #Links #Design n°134 Underlining is reserved for links. #Links #Editorial n°135 Links are visually differentiated from the rest of the content. #Accessibility #Links #Design n°136 The website applies a different style to visited and unvisited links. #Links #Development n°137 Internal and external links are differentiated. #Links #Development n°138 Internal links to restricted content are differentiated. #Links #Development n°139 Links which cause external software to open have an explicit label. #Accessibility #Links #Editorial n°140 Telephone numbers can be enabled using the appropriate protocol. #Mobile #Links #Development n°141 The user is notified when new windows are to be opened. #Accessibility #Links #Editorial n°142 The format of the files available for download is indicated. #Accessibility #Links #Development n°143 The size of the internal files available for downloading is indicated. #Accessibility #Links #Editorial n°144 The language of downloadable files is mentioned when it differs from the original page. #Accessibility #Links #Editorial n°145 Internal names for downloadable files make it possible to identify their content and origin. #Links #Editorial n°146 The website does not prohibit or restrict incoming links. #SEO #Links #Editorial n°147 All links internal to the website are valid. #SEO #Links #Editorial n°148 If the website is not restricted to a specific public, its content can be accessed directly. #SEO #Navigation #Editorial n°149 Navigating the website does not open any pop-up windows. #Accessibility #Navigation #Design n°150 It is possible to return to the homepage from any page. #Navigation #Design n°151 Each page displays information about its location in the website’s tree structure. #Navigation #Design n°152 Active menu items are identifiable. #Accessibility #Navigation #Development n°153 Navigation blocks of the same nature are in the same place on every page. #Accessibility #Navigation #Design n°154 Navigation icons are provided with an explicit legend. #Accessibility #Navigation #Design n°155 Mechanisms for closing windows are visually linked to their content. #Navigation #Design n°156 Mechanisms for closing windows are immediately available. #Navigation #Development n°157 Newly dimensioned windows and modal windows are equipped with an explicit close button. #Navigation #Development n°158 Mechanisms for closing windows are shown in the same location on every page. #Navigation #Design n°159 Each page contains quick-access links placed at the beginning of the source code. #Accessibility #Navigation #Development n°160 Keyboard focus has not been removed or masked. #Accessibility #Navigation #Development n°161 The website can be used and navigated in its entirety using only a keyboard. #Accessibility #Navigation #Development n°162 Keyboard navigation is set up in a predictable order. #Accessibility #Navigation #Development n°163 The website offers an internal search engine. #Ecodesign #Navigation #Design n°164 Each search results page can be reached via a web address. #Ecodesign #Navigation #Development n°165 It is possible to relaunch a search from its results page. #Navigation #Development n°166 The sitemap is available from every page. #SEO #Navigation #Design n°167 The time limits imposed on an action or access are indicated. #Navigation #Development n°168 Subscribing to newsletters is subject to a confirmation process. #Privacy #Newsletter #Editorial n°169 An unsubscribe link is provided in each newsletter. #Privacy #Newsletter #Development n°170 Unsubscribing from within the newsletter does not require email confirmation. #Ecodesign #Newsletter #Development n°171 It is possible to unsubscribe from newsletters from the website. #Privacy #Newsletter #Development n°172 The latest edition of the newsletter is available online. #Newsletter #Design n°173 Newsletter archives are available online. #SEO #Newsletter #Development n°174 The newsletters’ frequency can be found before subscribing. #Newsletter #Design n°175 The graphic charter is consistent throughout the website. #Presentation #Design n°176 Information is not conveyed by color alone. #Accessibility #Presentation #Design n°177 Content is presented with sufficient contrast to its background. #Accessibility #Presentation #Design n°178 The content and meaning of each page are not altered when styles are disabled. #Accessibility #Presentation #Development n°179 Content is not only designated by its shape or its position on the screen. #Accessibility #Presentation #Editorial n°180 Content that needs to be reproduced by screen readers is not hidden from them. #Accessibility #Presentation #Development n°181 The size of the clickable elements is sufficient. #Mobile #Presentation #Design n°182 Texts that can be formatted via styles are not replaced by images. #SEO #Presentation #Editorial n°183 Content generated via styles is provided with a suitable alternative. #SEO #Presentation #Development n°184 Typographic symbols have an appropriate alternative. #SEO #Presentation #Development n°185 A generic font family is listed as the last alternative in font family lists. #Presentation #Development n°186 Styles do not justify the text. #Accessibility #Presentation #Development n°187 Capitalization for decorative purposes is done using styles. #Presentation #Editorial n°188 The website does not block the browser’s zoom functionalities. #Mobile #Presentation #Development n°189 The website offers one or more mechanisms for adapting to mobile devices. #Mobile #Presentation #Development n°190 The website offers styles dedicated to printing. #Presentation #Development n°191 The content of each page can be printed without printing the navigation blocks. #Ecodesign #Presentation #Development n°192 All pages use the HTTPS protocol. #Security #Development n°193 Security certificates are signed and currently valid #Security #Development n°194 Pages using HTTPS have a strict transport header. #Security #Development n°195 Pages using the HTTPS protocol do not offer HTTP resources. #Security #Development n°196 Password operations can be carried out in their entirety online. #Security #Development n°197 Passwords can be chosen and changed by the user #Security #Development n°198 A mechanism raises the user's awareness regarding their password's level of security #Security #Development n°199 The website provides a way to reinitialise a password. #Security #Development n°200 The website doesn't communicate a password by email. #Security #Development n°201 The headers sent by the server disable automatic detection of each resource’s MIME type. #Security #Development n°202 The server indicates each resource’s MIME type. #Security #Development n°203 Information relative to transaction security is indicated. #Security #Editorial n°204 The server does not send the file listing of directories with no index page. #Security #Development n°205 The server sends activation information for protection against cross-site scripting. #Security #Development n°206 The server sends information that indicates which domains are allowed to embed its pages in frames #Security #Development n°207 The website offers a security mechanism that limits the sources of its content. #Security #Development n°208 The server doesn't communicate information on the software and languages used. #Security #Development n°209 Integrity control of third party resources is present and valid. #Security #Development n°210 The website offers at least two mechanisms to validate a secure operation. #Security #Development n°211 The address of the website and of its subdomains works with and without a www prefix. #Ecodesign #Server and performances #Development n°212 The website’s root contains instructions for web crawlers. #SEO #Server and performances #Development n°213 The website provides a sitemap file listing the content to be crawled. #SEO #Server and performances #Editorial n°214 The server does not force redirects from the desktop version to the mobile version or application. #Mobile #Server and performances #Development n°215 The server sends a 404 HTTP error code for resources not found #SEO #Server and performances #Development n°216 The server sends a customised 404 Not found error page #Server and performances #Development n°217 The server sends a customised 403 “Forbidden” error page. #Server and performances #Development n°218 The main navigation menu is displayed on custom error pages. #Server and performances #Development n°219 The server transmits compressed contents to the clients which accept them. #Ecodesign #Server and performances #Development n°220 The server sends information to enable the caching of contents #Server and performances #Development n°221 Headers sent by the server contain information pertaining to the character set used #SEO #Server and performances #Development n°222 Style sheets of the website are minified. #Ecodesign #Server and performances #Development n°223 Scripts of the website are minified. #Ecodesign #Server and performances #Development n°224 The date of publication or update of the contents is made available in a programmatic form. #SEO #Structure and code #Development n°225 Each page’s source code contains metadata which defines the character set used. #SEO #Structure and code #Development n°226 The character encoding is UTF-8. #Structure and code #Development n°227 Each page’s content is organized according to a hierarchical structure of headings and sub-headings. #SEO #Structure and code #Editorial n°228 Elements that are visually displayed as lists are tagged in an appropriate way in the source code. #Accessibility #Structure and code #Editorial n°229 Each HTML ID is only used once per page. #Accessibility #Structure and code #Development n°230 The website does not block the copying of content. #Structure and code #Development n°231 The website does not block access to the contextual menu. #Structure and code #Development n°232 The website does not force any redirects or auto-refreshes on the client side. #Accessibility #Structure and code #Development n°233 The text of internal PDF documents can be selected. #SEO #Structure and code #Editorial n°234 Internal PDF documents are given a structure based on titles. #SEO #Structure and code #Editorial n°235 Syndication feeds can be detected by user agents #Structure and code #Development n°236 Cells in data tables are linked to their headers #Accessibility #Structure and code #Editorial n°237 Captions for data tables are provided #Accessibility #Structure and code #Editorial n°238 Linearising tables used for layout does not impede the understanding of contents #Accessibility #Structure and code #Development n°239 Data tables are not replaced by images. #SEO #Structure and code #Editorial n°240 Data tables are not simulated through styled text #SEO #Structure and code #Development
n°1 The website provides a way for users to find out about new content and services. #Mobile #Content #Editorial
n°5 The first occurrence of an abbreviation or an acronym in the body of any page gives access to an explanation of its meaning. #Accessibility #Content #Editorial
n°7 A lexicon or a glossary adapted to the target audience explains the industry-specific or technical vocabulary used. #SEO #Content #Editorial
n°10 Content and files intended for public spaces can be checked before upload. #Content #Development
n°13 The search result page indicates the number of results, the number of pages of results, and the number of results per page. #Content #Development
n°14 The privacy and confidentiality policy is available from any page. #Privacy #Personal data #Editorial
n°15 The process of accessing and modifying personal data is described. #Privacy #Personal data #Editorial
n°16 Account creation is possible without the need to use a third-party identification system. #Privacy #Personal data #Development
n°18 The website offers a mechanism to prevent account or identity theft. #Privacy #Personal data #Development
n°19 Accounts and subscriptions opened online can be closed online by the same method. #Privacy #Personal data #Development
n°20 If the website offers a personal or subscriber space, it is possible to download personal content. #Privacy #Personal data #Development
n°21 Connection to all the services offered is possible with the same identifiers. #Privacy #Personal data #Development
n°24 The headers sent by the server specify the communication policy of the referrers. #Privacy #Personal data #Development
n°25 External links that open in a new window don't share contextual information. #Privacy #Personal data #Development
n°26 Exchanges of sensitive data are securely transmitted and reported as such. #Personal data #Editorial
n°28 The purpose of using cookies, as well as the limitations inherent in refusing them, are explained. #Privacy #Personal data #Editorial
n°29 A product or service can be purchased without creating an account. #Privacy #E-Commerce #Development
n°31 No additional products or services are added to the shopping cart without being user triggered. #E-Commerce #Design
n°34 The estimated delivery time is indicated before the final validation of the order. #E-Commerce #Editorial
n°35 The estimated delivery costs are indicated before the final validation of the order. #E-Commerce #Editorial
n°36 The method for retrieving a dematerialised or digital product is specified before placing the order. #E-Commerce #Editorial
n°37 Users can still modify each item’s quantity, and add or delete one or more items, before the final validation of the order. #E-Commerce #Development
n°38 The nature and quantifiable characteristics of products and services are indicated. #SEO #E-Commerce #Editorial
n°39 The period of validity and conditions of special offers and promotions are indicated. #E-Commerce #Editorial
n°40 The detailed sub-total is indicated before final validation of the order. #E-Commerce #Development
n°46 The information relating to the delivery zones of the products or the realization of the services are indicated. #E-Commerce #Editorial
n°47 The means of payment accepted, and the corresponding procedures are indicated. #E-Commerce #Editorial
n°48 The identity of third parties involved in transactions is specified. #Privacy #E-Commerce #Editorial
n°49 The recourse in cases of dispute are indicated in the general terms and conditions of sale or of use. #E-Commerce #Editorial
n°50 The address and the terms and conditions for returns are indicated before the final validation of the return order. #E-Commerce #Editorial
n°51 The cost of the return is indicated before the final validation of the return order. #E-Commerce #Editorial
n°52 The mode of filing and the procedure for handling complaints are indicated. #E-Commerce #Editorial
n°54 The hardware and software necessary for the operation of the service are indicated before final validation of the order. #E-Commerce #Editorial
n°55 The displayed prices show the applied taxes and any additional charges, as well as tax-exclusive prices. #E-Commerce #Editorial
n°58 Personal banking information is only stored after the explicit consent of the user. #Privacy #E-Commerce #Development
n°59 The personal banking information stored by the website can be modified or deleted at any time. #Privacy #E-Commerce #Development
n°60 The transaction’s reference number is displayed to the customer, once the order has been placed. #E-Commerce #Development
n°63 Any mention of an affiliation with a professional association, or endorsement by a label or an award, features a link to the source. #E-Commerce #Editorial
n°65 An email providing the transaction’s reference number and the order details is sent after order placement. #E-Commerce #Development
n°67 Each Form Field has its own Label associated with it in the Source Code. #Accessibility #Forms #Development
n°68 Information supplementing a field’s label is associated with that field in the source code. #Accessibility #Forms #Development
n°69 Each form field’s label indicates whether or not it is a required field. #Privacy #Forms #Development
n°70 Each form field’s label indicates the required data format, where applicable. #Accessibility #Forms #Development
n°72 The label of each form field indicates the maximum number of characters allowed, where applicable. #Forms #Development
n°73 The creation of a password by the user is subject to a mechanism for the prevention of input errors. #Forms #Development
n°74 The characters entered in a password field can be displayed in an un-encrypted text. #Forms #Development
n°75 Each form label is visually associated to the field that it describes. #Accessibility #Forms #Design
n°76 The contextual information relating to a form field has a close visual-proximity to it. #Accessibility #Forms #Design
n°77 If any data entered in the form are rejected, the fields containing the rejected data are indicated for the user. #Accessibility #Forms #Development
n°78 If any data entered in the form are rejected, the reason(s) why are indicated to the user. #Accessibility #Forms #Development
n°79 If any data entered in the form are rejected, all the data entered can be modified by the user. #Forms #Development
n°80 Custom error messages are expressed in the language of the form. #Accessibility #Forms #Development
n°81 For forms divided over several pages, an overall summary is displayed before the final version is submitted. #Forms #Development
n°82 The page displayed after the form’s submission allows the user to return to their navigation directly. #Forms #Development
n°83 Form submission is followed by a message indicating whether or not the action was successful. #Forms #Development
n°84 The user is alerted at the beginning of a complex process to the nature of the required data and documents #Accessibility #Forms #Design
n°87 Each step in a complex process allows the user to go back to the previous step. #Forms #Development
n°88 The user is warned when they will lose information if they go back using their browser’s history during a complex process. #Forms #Development
n°89 Navigating through a complex process does not cause any previously-submitted data to be lost. #Forms #Development
n°91 The items in a drop-down list are grouped together appropriately, where applicable. #Accessibility #Forms #Editorial
n°92 The lists of form options are presented in an identifiable order. #Accessibility #Forms #Development
n°93 Email, URL, telephone number, search, password, and date and time input fields are assigned an appropriate input type. #Mobile #Forms #Development
n°94 The homepage explains the nature of the content and services offered. #SEO #Identification and contact #Editorial
n°95 If the website is reserved or intended for a specific audience, that audience is mentioned, at least on the homepage. #Identification and contact #Editorial
n°96 The identity of the author, the company or the organization is indicated. #SEO #Identification and contact #Editorial
n°97 Each page provides a title that enables one to identify the website #SEO #Identification and contact #Editorial
n°98 Each page provides a title that enables one to identify its content #SEO #Identification and contact #Editorial
n°99 The source code of the pages contains a valid call to a favourite icon (“favicon”) #Identification and contact #Development
n°100 The complete address and telephone number of companies and organizations are available from all pages of the website. #SEO #Identification and contact #Editorial
n°101 The registration number issued to companies or organizations under the legal registration procedures in force in their country is indicated. #Identification and contact #Editorial
n°104 The operating hours and prices for the services made available to users are indicated. #Identification and contact #Editorial
n°105 Each request for information is followed by an acknowledgement receipt. #Identification and contact #Editorial
n°107 The website provides at least one means of contacting the person in charge of complaints. #Identification and contact #Editorial
n°108 The website provides at least one means of contacting the moderator of public spaces. #Privacy #Identification and contact #Editorial
n°109 The identity of the person or department responsible for the content is indicated. #Identification and contact #Editorial
n°110 If the website claims to adhere to one or more standards or guidelines, a link is provided to each of them. #Identification and contact #Editorial
n°113 Each information-carrying image has an appropriate text alternative. #SEO #Images and media #Editorial
n°114 Thumbnails and previews are not larger images resized on the client side. #Ecodesign #Images and media #Development
n°116 Each audio and video content is accompanied by a text transcription. #SEO #Images and media #Editorial
n°118 The length of video and audio content is indicated. #Accessibility #Images and media #Development
n°121 Video content and animations, sounds and flashes can be paused. #Accessibility #Images and media #Development
n°122 The running of video or any animation does not block access to navigation or content. #Images and media #Development
n°123 The international dialling codes are available for all phone numbers. #Internationalization #Editorial
n°125 Each page’s source code indicates the content’s main language. #SEO #Internationalization #Development
n°126 The main language of a link’s target page can be identified when it differs from the main language of the original page. #Internationalization #Editorial
n°128 Links to translated versions point directly to the current page’s translation. #Internationalization #Editorial
n°129 Links to equivalent versions of a page or website are written in the target language. #Internationalization #Editorial
n°130 The server respects the preferential order of languages specified by user agents. #Internationalization #Development
n°132 Each link’s label describes either its function or the nature of the content of its target. #SEO #Links #Editorial
n°133 Links of the same nature have identical colors, shapes and behaviors on all pages. #Links #Design
n°139 Links which cause external software to open have an explicit label. #Accessibility #Links #Editorial
n°142 The format of the files available for download is indicated. #Accessibility #Links #Development
n°143 The size of the internal files available for downloading is indicated. #Accessibility #Links #Editorial
n°144 The language of downloadable files is mentioned when it differs from the original page. #Accessibility #Links #Editorial
n°145 Internal names for downloadable files make it possible to identify their content and origin. #Links #Editorial
n°148 If the website is not restricted to a specific public, its content can be accessed directly. #SEO #Navigation #Editorial
n°151 Each page displays information about its location in the website’s tree structure. #Navigation #Design
n°153 Navigation blocks of the same nature are in the same place on every page. #Accessibility #Navigation #Design
n°157 Newly dimensioned windows and modal windows are equipped with an explicit close button. #Navigation #Development
n°158 Mechanisms for closing windows are shown in the same location on every page. #Navigation #Design
n°159 Each page contains quick-access links placed at the beginning of the source code. #Accessibility #Navigation #Development
n°161 The website can be used and navigated in its entirety using only a keyboard. #Accessibility #Navigation #Development
n°168 Subscribing to newsletters is subject to a confirmation process. #Privacy #Newsletter #Editorial
n°170 Unsubscribing from within the newsletter does not require email confirmation. #Ecodesign #Newsletter #Development
n°171 It is possible to unsubscribe from newsletters from the website. #Privacy #Newsletter #Development
n°177 Content is presented with sufficient contrast to its background. #Accessibility #Presentation #Design
n°178 The content and meaning of each page are not altered when styles are disabled. #Accessibility #Presentation #Development
n°179 Content is not only designated by its shape or its position on the screen. #Accessibility #Presentation #Editorial
n°180 Content that needs to be reproduced by screen readers is not hidden from them. #Accessibility #Presentation #Development
n°182 Texts that can be formatted via styles are not replaced by images. #SEO #Presentation #Editorial
n°183 Content generated via styles is provided with a suitable alternative. #SEO #Presentation #Development
n°185 A generic font family is listed as the last alternative in font family lists. #Presentation #Development
n°188 The website does not block the browser’s zoom functionalities. #Mobile #Presentation #Development
n°189 The website offers one or more mechanisms for adapting to mobile devices. #Mobile #Presentation #Development
n°191 The content of each page can be printed without printing the navigation blocks. #Ecodesign #Presentation #Development
n°198 A mechanism raises the user's awareness regarding their password's level of security #Security #Development
n°201 The headers sent by the server disable automatic detection of each resource’s MIME type. #Security #Development
n°204 The server does not send the file listing of directories with no index page. #Security #Development
n°205 The server sends activation information for protection against cross-site scripting. #Security #Development
n°206 The server sends information that indicates which domains are allowed to embed its pages in frames #Security #Development
n°207 The website offers a security mechanism that limits the sources of its content. #Security #Development
n°208 The server doesn't communicate information on the software and languages used. #Security #Development
n°210 The website offers at least two mechanisms to validate a secure operation. #Security #Development
n°211 The address of the website and of its subdomains works with and without a www prefix. #Ecodesign #Server and performances #Development
n°212 The website’s root contains instructions for web crawlers. #SEO #Server and performances #Development
n°213 The website provides a sitemap file listing the content to be crawled. #SEO #Server and performances #Editorial
n°214 The server does not force redirects from the desktop version to the mobile version or application. #Mobile #Server and performances #Development
n°215 The server sends a 404 HTTP error code for resources not found #SEO #Server and performances #Development
n°217 The server sends a customised 403 “Forbidden” error page. #Server and performances #Development
n°218 The main navigation menu is displayed on custom error pages. #Server and performances #Development
n°219 The server transmits compressed contents to the clients which accept them. #Ecodesign #Server and performances #Development
n°220 The server sends information to enable the caching of contents #Server and performances #Development
n°221 Headers sent by the server contain information pertaining to the character set used #SEO #Server and performances #Development
n°224 The date of publication or update of the contents is made available in a programmatic form. #SEO #Structure and code #Development
n°225 Each page’s source code contains metadata which defines the character set used. #SEO #Structure and code #Development
n°227 Each page’s content is organized according to a hierarchical structure of headings and sub-headings. #SEO #Structure and code #Editorial
n°228 Elements that are visually displayed as lists are tagged in an appropriate way in the source code. #Accessibility #Structure and code #Editorial
n°232 The website does not force any redirects or auto-refreshes on the client side. #Accessibility #Structure and code #Development
n°234 Internal PDF documents are given a structure based on titles. #SEO #Structure and code #Editorial
n°238 Linearising tables used for layout does not impede the understanding of contents #Accessibility #Structure and code #Development
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