2019 California Standards for Accessible Design Guide (effective January 1, 2020 with July 1, 2021 amendments)

11B-233.3.1.2.4 Multi-story residential dwelling units in buildings with one or more elevators.

In elevator buildings, facilities with multi-story residential dwelling units shall comply with the following:

1. The primary entry of the multi-story residential dwelling unit shall be on an accessible route.

2. At least one powder room or bathroom and kitchen shall be located on the primary entry level.

3. Rooms or spaces located on the primary entry level shall be served by an accessible route and comply with Sections 11B-809.6 through 11B-809.12.