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The serial number, terms and the reference to the standards defined in Section 508 of the “Rehabilitation Act”, are indicated for each requirement.
Requirement No 1
Terms: The functions provided by the user interface must be able to be activated by means of keyboard commands in cases where a description of the function or the result of executing it can be provided.
Section 508: 1194.21 (a)
Requirement No 2
Terms: Commands and functionalities of the user interface must not limit or disable the accessibility characteristics and functionalities of the operating system, made available by the manufacturer of the operating system.
Section 508: 1194.21 (b)
Requirement No 3
Terms: The application must provide sufficient information, such as identification information, operations possible and status, on objects contained in the user interface so that the assistive technology can identify them and interpret their functionalities.
Section 508: 1194.21 (d)
Requirement No 4
Terms: Where graphic symbols are used to identify controls, status indicators or other programming elements, the meaning assigned to these symbols must be consistent within the framework of the whole application, including the user interface.
Section 508: 1194.21 (e)
Requirement No 5
Terms: Textual information must be provided using the functionalities of the operating system provided to display text. In particular, textual content, the location of the insertion point and the text attributed must be available.
Section 508: 1194.21 (f)
Requirement No 6
Terms: Applications that use audio signals must provide an equivalent visual functionality, in accordance with any conventions of the operating system.
Section 508: 1194.31 (c)
Requirement No 7
Terms: Animations, graphic or sound elements and differences in colour must not be used alone to provide information or indicate or request actions.
Section 508: 1194.21 (i) (h)
Requirement No 8
Terms: Applications must not overlap selections made by the user with regard to contrast or colour levels and other display attributes.
Section 508: 1194.21 (g)
Requirement No 9
Terms: The user interface must not contain flickering text elements, objects or other elements with a intermittent frequency greater than 2 Hz and lower than 55 Hz.
Section 508: 1194.21 (k)
Requirement No 10
Terms: The active “focus” element of a user interface must be clearly identifiable. Identification and variation of the focus must be indicated at the application programming interface (API) level, so that the assistive technology can manage them. Other elements that require action by the user must also be adequately indicated.
Section 508: 1194.21 (c)
Requirement No 11
Terms: Supporting documentation for the product and accessibility characteristics must also be made available in accessible electronic form.
Section 508: 1194.41