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Part XV

San Francisco County Zoning Code · 2026-06 edition · updated 2026-07-25 · San Francisco County

SEC. 996. DEFINITIONS OF TERMS USED IN ARTICLE 9.

(a) Terms Defined Elsewhere in the Planning Code. The definition of terms contained in Section 102 shall apply to those terms as used in Article 9, except to the extent expressly modified in Article 9.

(b) Definition of Terms Used only in Article 9. This subsection (b) provides definitions for certain terms which are used in this Article 9 and not elsewhere in this Code, as follows.

(1) Development Block. Development block refers to the preliminary division of property in Mission Bay districts as shown on Figure 1. The development blocks may be reconfigured and redivided as part of the formal subdivision of property, which occurs from time to time, pursuant to the provisions of the Subdivision Code.

(1-a) Family Day Care. Family day care means child care services provided in a private residence in a manner which does not require a license under State law.

(2) Houseboat Community. The houseboat community is a group of 55 houseboats and pleasure boats moored in the southwestern portion of China Basin Channel under a lease with the Port of San Francisco.

(3) Live/Work Unit (Any Permitted Work Activity). Live/work unit (any permitted work activity) means a Live/Work Use, as defined in Section 102, in which the Non-Residential Use or Uses are limited to Uses in this district which are Principally Permitted Uses or are Conditional Uses and approved as Conditional Uses.

(4) Mid-block Lane. A mid-block lane is an Alley as defined in Section 102 which meets the design and location standards established in the Mission Bay Plan.

(5) Mid-block Park. A midblock park is an area of usable public open space within a block bounded by public streets which meets the design and location standards in the Housing and Open Space Design Guidelines of the Mission Bay Plan.

(6) Mission Bay Development Agreement. The Mission Bay Development Agreement refers to the agreement between Catellus Development Company and the City and County of San Francisco dated (insert date), 1990, as amended from time to time.

(7) Park Pathway. A park pathway is a park-like strip which meets the design and location standards established in Recreation and Open Space Design Guidelines in the Mission Bay Plan.

(8) Perimeter Dwelling Unit. A perimeter dwelling unit is a dwelling unit which (i) is located at the lowest story of a building which is entirely above grade, (ii) faces a street or mid block lane and (iii) abuts and screens the parking serving uses in the building in which the unit is located.

(9) Small Scale Convenience Retail Uses. Small scale convenience retail uses are retail uses on the ground story of a residential structure which are oriented primarily to a walk-in trade and are intended to provide a limited range of convenience retail goods and services to meet the frequent and recurring needs of nearby residents and users of adjacent open spaces. Such uses are permitted around the perimeter of the MB-R Districts, generally near public open spaces in location generally indicated, for illustrative purposes only, in Figure 14 in the Mission Bay Plan.

walk-in trade and are intended to provide a limited range of convenience retail goods and services to meet the frequent and recurring needs of nearby residents and users of adjacent open spaces. Such uses are permitted around the perimeter of the MB-R Districts, generally near public open spaces in location generally indicated, for illustrative purposes only, in Figure 14 in the Mission Bay Plan.

(10) Single Development Project. A single development project refers to development of more than one development block or lot for which complete building permit applications for all of the units authorized for such blocks or lots were filed at the same time by the same person or entity.

(11) Story. A Story is as defined in Section 102 except that parking which is depressed one-half level below grade shall not be considered to constitute a story.

(12) Public Transportation Facility. “Public Transportation Facility” shall mean: (A) all rail transportation facilities, including without limitation, passenger terminal facilities, freight facilities, rail rights-of-way, railroad easements, main line corridors, drill tracks, spur tracks, and other railroad, communication, and transportation facilities ancillary thereto, whether publicly or privately owned, operated, or licensed by, among others, Southern Pacific Transportation Company, the Department of Transportation of the State of California, the Peninsula Corridor Study Joint Powers Board, and any successors and assigns (collectively, the “Operators”), which lawfully exist as of the Effective Date of Ordinance No. 63-91 (this ordinance), as well as future modifications which may be required by law or are otherwise deemed necessary or desirable by the owner/operator due to a change in rail transportation use, technology, or method of operation, provided that any new buildings or substantial additions to existing buildings accessory to such future rail transportation facilities uses shall not be included within the meaning of this term; and (B) all Municipal Railway facilities, when in conformity with the General Plan.

(Added by Ord. 63-91, App. 2/27/91; amended by Ord. 202-18, File No. 180557, App. 8/10/2018, Eff. 9/10/2018; Ord. 136-21, File No. 210674, App. 8/4/2021, Eff. 9/4/2021)

AMENDMENT HISTORY

Divisions (a), (b), (b)(3), (b)(4), (b)(11), and (b)(12) amended; Ord. 202-18, Eff. 9/10/2018. Division (b)(3) amended; Ord. 136-21, Eff. 9/4/2021.

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Contents — San Francisco County Zoning Code
San Francisco County Zoning Code
  1. SEC. 101. PURPOSES.
  2. SEC. 102. DEFINITIONS.
  3. SEC. 103. HOUSING BALANCE MONITORING AND REPORTING.
  4. SEC. 105. ZONING MAP.
  5. SEC. 106. ZONING MAP INCORPORATED HEREIN.
  6. SEC. 108. NEW NAMES.
  7. SEC. 109. SEVERABILITY.
  8. SEC. 121. MINIMUM LOT WIDTH AND AREA.
  9. SEC. 122. HEIGHT AND BULK LIMITATIONS.
  10. SEC. 123. MAXIMUM FLOOR AREA RATIO.
  11. SEC. 124. BASIC FLOOR AREA RATIO.
  12. SEC. 125. FLOOR AREA PREMIUMS, DISTRICTS OTHER THAN NC, C-3 AN…
  13. SEC. 127. TRANSFER OF PERMITTED BASIC GROSS FLOOR AREA.
  14. SEC. 128. TRANSFER OF DEVELOPMENT RIGHTS IN C-3 DISTRICTS.
  15. SEC. 130. YARD AND SETBACK REQUIREMENTS, GENERAL.
  16. SEC. 131. LEGISLATED SETBACK LINES.
  17. SEC. 132. FRONT SETBACK AREAS IN RTO, RH, AND RM DISTRICTS AND…
  18. SEC. 133. SIDE YARDS, RH-1(D) DISTRICTS.
  19. SEC. 134. REAR YARDS IN R, RC, RTO, NC, M, CMUO, MUG, MUO, MUR…
  20. SEC. 135. USABLE OPEN SPACE FOR DWELLING UNITS AND GROUP HOUSI…
  21. SEC. 136. OBSTRUCTIONS OVER STREETS AND ALLEYS AND IN REQUIRED…
  22. SEC. 137. MODIFICATION OF CERTAIN PLAZAS, ARCADES, AND SIDEWAL…
  23. SEC. 138. PRIVATELY-OWNED PUBLIC OPEN SPACE (POPOS) REQUIREMEN…
  24. SEC. 139. STANDARDS FOR BIRD-SAFE BUILDINGS.
  25. SEC. 140. ALL DWELLING UNITS IN ALL USE DISTRICTS TO FACE ON A…
  26. SEC. 141. SCREENING OF ROOFTOP FEATURES IN R, NC, C, M, WMUG, …
  27. SEC. 142. SCREENING AND GREENING OF PARKING AND VEHICULAR USE …
  28. SEC. 143. RESERVED.
  29. SEC. 144. STREET FRONTAGES IN RH, RTO, AND RM DISTRICTS.
  30. SEC. 145. FRONTAGES, OUTDOOR ACTIVITY AREAS, WALKUP FACILITIES…
  31. SEC. 146. SUNLIGHT ACCESS TO PUBLIC SIDEWALKS IN C-3 DISTRICTS.
  32. SEC. 147. REDUCTION OF SHADOWS ON CERTAIN PUBLIC OR PUBLICLY A…
  33. SEC. 148. REDUCTION OF GROUND-LEVEL WIND CURRENTS FOR BUILDING…
  34. SEC. 149. [REDESIGNATED.]
  35. SEC. 149. BETTER ROOFS; LIVING ROOF ALTERNATIVE.
  36. SEC. 150. OFF-STREET LOADING REQUIREMENTS.
  37. SEC. 151. [REPEALED.]
  38. SEC. 152. SCHEDULE OF REQUIRED OFF-STREET FREIGHT LOADING SPAC…
  39. SEC. 153. RULES FOR CALCULATION OF PARKING SPACES.
  40. SEC. 154. DIMENSIONS FOR OFF- STREET PARKING, FREIGHT LOADING,…
  41. SEC. 155. GENERAL STANDARDS AS TO LOCATION AND ARRANGEMENT OF …
  42. SEC. 156. PARKING LOTS.
  43. SEC. 157.1. [REPEALED.]
  44. SEC. 158. [REPEALED.]
  45. SEC. 159. [REPEALED.]
  46. SEC. 161. EXEMPTIONS AND EXCEPTIONS FROM OFF-STREET PARKING, F…
  47. SEC. 162. TOUR BUS LOADING SPACES IN C-3 DISTRICTS.
  48. SEC. 163. TRANSPORTATION MANAGEMENT PROGRAMS AND TRANSPORTATIO…
  49. SEC. 164. SAN FRANCISCO RESIDENT PLACEMENT AND TRAINING PROGRAM.
  50. SEC. 165. CHILD-CARE PLANS AND CHILD-CARE BROKERAGE SERVICES I…
  51. SEC. 166. CAR SHARING.
  52. SEC. 167. PARKING COSTS SEPARATED FROM HOUSING COSTS IN NEW RE…
  53. SEC. 169. TRANSPORTATION DEMAND MANAGEMENT PROGRAM.
  54. SEC. 170. APPLICABILITY OF REQUIREMENTS.
  55. SEC. 171. COMPLIANCE OF USES REQUIRED.
  56. SEC. 172. COMPLIANCE OF STRUCTURES, OPEN SPACES, AND OFF-STREE…
  57. SEC. 173. COMPLIANCE OF LOTS REQUIRED.
  58. SEC. 174. COMPLIANCE WITH CONDITIONS, STIPULATIONS AND SPECIAL…
  59. SEC. 175. APPROVAL OF PERMITS OR DEVELOPMENT APPLICATIONS.
  60. SEC. 176. ENFORCEMENT AGAINST VIOLATIONS.
  61. SEC. 177. LEGITIMIZATION OF CERTAIN MASSAGE ESTABLISHMENTS.
  62. SEC. 178. CONDITIONAL USES.
  63. SEC. 179. USES LOCATED IN NEIGHBORHOOD COMMERCIAL DISTRICTS.
  64. SEC. 180. NONCONFORMING USES, NONCOMPLYING STRUCTURES AND SUBS…
  65. SEC. 181. NONCONFORMING USES: ENLARGEMENTS, ALTERATIONS AND RE…
  66. SEC. 182. NONCONFORMING USES: CHANGES OF USE.
  67. SEC. 183. NONCONFORMING USES: DISCONTINUANCE AND ABANDONMENT.
  68. SEC. 184. SHORT-TERM CONTINUANCE OF CERTAIN NONCONFORMING USES.
  69. SEC. 185. CONTINUANCE OF OTHER NONCONFORMING USES.
  70. SEC. 186. EXEMPTION OF LIMITED COMMERCIAL AND INDUSTRIAL NONCO…
  71. SEC. 187. AUDIT PROPERTIES; AMNESTY PROGRAM.
  72. SEC. 188. NONCOMPLYING STRUCTURES: ENLARGEMENTS, ALTERATIONS, …
  73. SEC. 189. SUBSTANDARD LOTS OF RECORD: CONSTRUCTION AND OTHER A…
  74. SEC. 190. CONVERSION OF MEDICAL CANNABIS DISPENSARIES TO CANNA…
  75. SEC. 191. AUTHORIZATION OF TEMPORARY CANNABIS RETAIL USES.
  76. SEC. 192. LEGITIMIZATION OF CERTAIN LAND USES AT 3150 18TH STR…
  77. SEC. 193. CONTINUATION OF LONGSTANDING PLACES OF ENTERTAINMENT.
  78. SEC. 201. CLASSES OF USE DISTRICTS.
  79. SEC. 202. PERMITTED BY THIS CODE.
  80. SEC. 203. EFFECT ON CERTAIN PUBLIC SERVICES.
  81. SEC. 204. ACCESSORY USES, GENERAL.
  82. SEC. 205. TEMPORARY USES, GENERAL.
  83. SEC. 206. THE AFFORDABLE HOUSING AND EDUCATOR HOUSING PROGRAMS.
  84. SEC. 207. DWELLING UNIT DENSITY LIMITS.
  85. SEC. 208. DENSITY LIMITATIONS FOR GROUP HOUSING OR HOMELESS SH…
  86. SEC. 209. DESCRIPTION AND PURPOSE OF RESIDENTIAL AND RESIDENTI…
  87. SEC. 210. DESCRIPTION AND PURPOSE OF COMMERCIAL, INDUSTRIAL, A…
  88. SEC. 211. P (PUBLIC) DISTRICTS.
  89. SEC. 212. [REPEALED.]
  90. SEC. 213. [REPEALED.]
  91. SEC. 215. [REPEALED.]
  92. SEC. 216. [REPEALED.]
  93. SEC. 217. [REPEALED.]
  94. SEC. 218. [REPEALED.]
  95. SEC. 219. [REPEALED.]
  96. SEC. 220. [REPEALED.]
  97. SEC. 221. [REPEALED.]
  98. SEC. 222. [REPEALED.]
  99. SEC. 223. [REPEALED.]
  100. SEC. 224. [REPEALED.]
  101. SEC. 225. [REPEALED.]
  102. SEC. 226. [REPEALED.]
  103. SEC. 227. [REPEALED.]
  104. SEC. 228. [REDESIGNATED.]
  105. SEC. 229. [REDESIGNATED.]
  106. SEC. 230. [REDESIGNATED.]
  107. SEC. 231. LIMITED CORNER COMMERCIAL USES IN RH, RTO-1, RTO-M, …
  108. SEC. 233. [REDESIGNATED.]
  109. SEC. 234. [REDESIGNATED.]
  110. SEC. 235. SPECIAL USE DISTRICTS.
  111. SEC. 236. [REPEALED.]
  112. SEC. 237. AUTOMOTIVE SPECIAL USE DISTRICT.
  113. SEC. 238. NOB HILL SPECIAL USE DISTRICT.
  114. SEC. 239. WASHINGTON-BROADWAY SPECIAL USE DISTRICT.
  115. SEC. 240. WATERFRONT SPECIAL USE DISTRICT.
  116. SEC. 241. DOLORES HEIGHTS SPECIAL USE DISTRICT.
  117. SEC. 242. BERNAL HEIGHTS SPECIAL USE DISTRICT.
  118. SEC. 243. VAN NESS SPECIAL USE DISTRICT.
  119. SEC. 244. RESIDENTIAL CHARACTER DISTRICTS.
  120. SEC. 247. DOWNTOWN SUPPORT OPEN SPACE DEMONSTRATION SPECIAL US…
  121. SEC. 249.1. FOLSOM AND MAIN RESIDENTIAL/COMMERCIAL SPECIAL USE…
  122. SEC. 249.2. THE VILLAGE SPECIAL USE DISTRICT.
  123. SEC. 249.3. OCEANVIEW LARGE RESIDENCE SPECIAL USE DISTRICT.
  124. SEC. 249.4. ALEXANDRIA THEATER SPECIAL USE DISTRICT.
  125. SEC. 249.5. NORTH OF MARKET RESIDENTIAL SPECIAL USE DISTRICT.
  126. Article 6
  127. Part I
  128. Part II
  129. Part III
  130. Part IV
  131. Part V
  132. Part VI
  133. Part VII
  134. Part VIII
  135. Part IX
  136. Part X
  137. Part XI
  138. Part XII
  139. Part XIII
  140. Part XIV
  141. Part XV
  142. Part XVI

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