2022 California Standards for Accessible Design Guide (effective January 1, 2023)

GRADE (Adjacent Ground Elevation).

[DSA-AC] The lowest point of elevation of the finished surface of the ground, paving or sidewalk within the area between the building and the property line or, when the property line is more than 5 feet (1524 mm) from the building, between the building and a line 5 feet (1524 mm) from the building. See Health and Safety Code Section 19955.3(d).