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Comparison: 2010 and 1991 ADA Standards for Accessible Design - Scoping Requirements

This document on scoping requirements and its companion document on technical requirements were created as references to understand the differences between the 1991 and the 2010 ADA Standards for Accessible Design. The documents only include sections of the Standards that are new or different.

These documents are intended as informal guidance; they have not been reviewed by any federal agencies.

229 Windows

1991 Standards for Accessible Design

2010 Standards for Accessible Design

What’s New/Different

4.1.3(6) Windows: (Reserved).

229.1 General. Where glazed openings are provided in accessible rooms or spaces for operation by occupants, at least one opening shall comply with 309. Each glazed opening required by an administrative authority to be operable shall comply with 309.

Exceptions:
1.
Glazed openings in residential dwelling units required to comply with 809 shall not be required to comply with 229.
2. Glazed openings in guest rooms required to provide communication features and in guest rooms required to comply with 206.5.3 shall not be required to comply with 229.

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