Accessory Use Regulations for All Base Zones
San Diego Municipal Code § 131.0125
in effect(a)
When the Use Regulations Table in any base zone identifies a use as a limited
use or requiring a Neighborhood Use Permit or Conditional Use Permit, that
use shall be subject to the same use regulations and use permit requirements
whether or not the use is deemed a primary use or an accessory use on the
premises.
(b)
A use that belongs in a subcategory where the subcategory is identified as not
permitted in a particular base zone may be permitted as an accessory use in
that zone, subject to all of the following requirements:
(1)
The use must meet the definition of an accessory use, as specified in
Section 113.0103;
(2)
The use must be consistent with any use and development regulations
applicable to that use in any other base zone in the same type of zone
(open space, agricultural, residential, commercial, or industrial);
(3)
The floor area of a single accessory use shall not exceed 25 percent of
the gross floor area of the structures on the premises;
(4)
At least 51 percent of the gross floor area on the premises shall be
occupied by a primary use or combination of multiple allowed uses;
(5)
When a premises contains multiple tenants, the determination of
accessory use shall be based on the gross floor area of the individual
tenant.
(c)
A separately regulated use that is identified as not permitted in a particular
zone is not permitted as an accessory use in that zone.
15
Chapter 13: Zones
(10-2022)
Source: amlegal_browserURL: https://codelibrary.amlegal.com/codes/sanfrancisco/latest/sfplanning/Fetched: 6/28/2026