CALIFORNIA BUILDING CODE — 2022 EDITION CHAPTER 11B — ACCESSIBILITY TO PUBLIC BUILDINGS SECTION 11B-208 PARKING SPACES 11B-208.1 General. Where parking spaces are provided, parking spaces shall be provided in accordance with Section 11B-208. 11B-208.2 Minimum Number. Parking facilities shall provide accessible parking spaces complying with Section 11B-502 in accordance with Table 11B-208.2. Table 11B-208.2 Parking Spaces Total Spaces | Min Accessible 1 to 25 | 1 26 to 50 | 2 51 to 75 | 3 76 to 100 | 4 101 to 150 | 5 151 to 200 | 6 201 to 300 | 7 301 to 400 | 8 401 to 500 | 9 11B-208.2.4 Van Parking Spaces. For every 6 or fraction of 6 accessible parking spaces required by Table 11B-208.2, at least 1 shall be a van parking space complying with Section 11B-502.1 through 11B-502.8. 11B-502.2 Vehicle Space Size. Car parking spaces shall be 9 feet (2743 mm) wide minimum and 18 feet (5486 mm) long minimum. 11B-502.4 Access Aisle. Accessible parking spaces shall have an adjacent access aisle complying with Section 11B-502.4. Two accessible parking spaces are permitted to share a common access aisle.