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GREENWICH MUNICIPAL CODE
CHAPTER 6. LAND USE
ARTICLE 1. BUILDING ZONE REGULATIONS
To open or download copies of the regulations, click on the Division headline. Regulations are available
in PDF format. (Download a free PDF reader here).
Regulations Index by Subject
Division 1. General Provisions
| §6-1. | Purposes of Article. | 1-1 |
| §6-2. | Classes of Zones. | 1-2 |
| §6-3. | Adoption of Zoning Map. | 1-2 |
| §6-4. | Zone Boundaries. | 1-4 |
Division 2. Administrative Provisions
| §6-5. | Definitions. | 2-1 |
| §6-6. | Interpretation of Article. | 2-12 |
| §6-7. | Outstanding building permit. | 2-13 |
| §6-8. | Enforcement of Article. | 2-13 |
| §6-9. | Zoning regulations affect all structures and uses. | 2-13 |
| §6-10. | Building permit applications; plans; contents; survey. | 2-14 |
| §6-11. | Building permit required; issuance; term. | 2-14 |
| §6-12. | Limitations on permit issuance. | 2-15 |
| §6-13. | Site Plan approval required. | 2-15 |
| §6-14. | Procedure: Applications for Site Plan review. | 2-16 |
| §6-14.1 | Commission review of Site Plan applications. | 2-19 |
| §6-15. | Site Plan Standards. | 2-20 |
| §6-16. | Site Plan changes. | 2-21 |
| §6-16.1. | Acceptance of Site Plan construction. | 2-22 |
| §6-17. | Authorization of use by special permit. | 2-22 |
| §6-17.1. | Site Plan and Special Permit Exemptions. | 2-23 |
| §6-17.2. | Procedure for the subdivision of land in mixed use-condominium development. | 2-24 |
| §6-18. | Certificate of occupancy; procedure. | 2-24 |
| §6-19. | Planning and Zoning Board of Appeals; powers and duties. | 2-25 |
| §6-20. | Board of Appeals; procedures. | 2-25 |
| §6-21. | Time limit on variance or exception. | 2-26 |
| §6-22. | Zoning amendments. | 2-26 |
Division 3. Conservation Zones
| §6-23. | Conservation Zones: purpose. | 3-1 |
| §6-24. | Planning and Zoning Commission approval. | 3-2 |
| §6-25. | Classes of Conservation Zones. | 3-2 |
| §6-26. | Size of Zone. | 3-3 |
| §6-27. | Use regulations. | 3-3 |
| §6-28. | Number of dwelling units. | 3-3 |
| §6-29. | Floor area ratio and height requirements. | 3-3 |
| §6-30. | Lot and building requirements. | 3-4 |
| §6-31. | Conservation land requirements. | 3-5 |
| §6-32. | Trust, easement or covenant required. | 3-6 |
| §6-33. | Application for Zone Approval. | 3-6 |
| §6-34. | Zone approval procedure. | 3-7 |
Division 4. Residential - Planned Housing Design - Elderly Zone.
| §6-35. | Residential - Planned Housing Design - Elderly Zone (R-PHD-E); purpose. | 4-1 |
| §6-36. | Location of Zone. | 4-1 |
| §6-37. | Size of Zone. | 4-1 |
| §6-38. | Use regulations. | 4-2 |
| §6-39. | Number of units. | 4-2 |
| §6-40. | Floor area ratio and height regulation. | 4-2 |
| §6-41. | Yard requirements. | 4-2 |
| §6-42. | Application for Zone approval. | 4-2 |
| §6-43. | Zone approval procedure. | 4-2 |
| §6-43.1. | Special Permit - Zoning Rights, Congregate Housing. | 4-3 |
Division 5. Planned Residential Zone.
| §6-44. | Planned Residential Zone (R-PR); purposes. | 5-1 |
| §6-45. | Planning and Zoning Commission approval. | 5-1 |
| §6-46. | Size of Zone. | 5-1 |
| §6-47. | Location of Zone. | 5-2 |
| §6-48. | Density. | 5-2 |
| §6-49. | Utility and road requirements. | 5-2 |
| §6-50. | Use regulations. | 5-3 |
| §6-51. | Lot size and yard requirements. | 5-3 |
| §6-52. | Height requirements. | 5-3 |
| §6-53. | Number of units. | 5-3 |
| §6-54. | Location of structures. | 5-3 |
| §6-55. | Area of residential development. | 5-3 |
| §6-56. | Conservation land requirements. | 5-4 |
| §6-57. | Recreational land requirements. | 5-4 |
| §6-58. | Application for Zone approval. | 5-4 |
| §6-59. | Public Hearing. | 5-5 |
| §6-60. | Zoning Plan approval. | 5-5 |
| §6-61. | Review of site plans; lapsed approval. | 5-5 |
Division 6. Residential - Planned Housing Design - Small Unit Zone.
| §6-62. | Residential - Planned Housing Design - Small Unit Zone (R-PHD-SU); purpose. | 6-1 |
| §6-63. | Location of Zone. | 6-1 |
| §6-64. | Type and number of units. | 6-1 |
| §6-65. | Maximum building area. | 6-2 |
| §6-66. | Building height. | 6-2 |
| §6-67. | Floor area ratio. | 6-2 |
| §6-68. | Yard requirements. | 6-2 |
| §6-69. | Distance between building and/or structures. | 6-2 |
| §6-70. | Use regulations. | 6-3 |
| §6-71. | Application for Zone approval. | 6-3 |
| §6-72. | Zone approval procedure. | 6-3 |
| §6-73. | Issuance of building permit or certificate of occupancy. | 6-3 |
| §6-74. | Limitation of time. | 6-4 |
Division 7. Residential - Planned Housing Design - Town House Zone.
| §6-74.1. | Residential - Planned Housing Design - Town House Zone (R-PHD-TH); purposes. | 7-1 |
| §6-75. | Location of Zone. | 7-1 |
| §6-76. | Number of families; lot area; terrace area. | 7-1 |
| §6-77. | Building coverage and height. | 7-1 |
| §6-78. | Yard requirement. | 7-2 |
| §6-79. | Number of town houses. | 7-2 |
| §6-80. | Distance between buildings and/or structures. | 7-2 |
| §6-81. | Use regulations. | 7-2 |
| §6-82. | Application for Zone approval. | 7-2 |
| §6-83. | Zone plan approval procedure. | 7-2 |
| §6-84. | Issuance of building permit or certificate of occupancy. | 7-3 |
| §6-85. | Limitation of time. | 7-3 |
Division 8. Residential - Planned Housing Design - Neighborhood Zone.
| §6-86. | Residential - Planned Housing Design - Neighborhood Zone (R-PHD-N); intent. | 8-1 |
| §6-87. | Purposes of Zone. | 8-1 |
| §6-88. | Location of Zone. | 8-1 |
| §6-89. | Density. | 8-1 |
| §6-90. | Yard requirements; height and bulk of buildings. | 8-2 |
| §6-91. | Use regulations. | 8-2 |
| §6-92. | Zone change procedure. | 8-2 |
Division 9. Use Regulations
| Subdivision 1. RA-4, RA-2, RA-1, R-20 and R-12 Zones. |
| §6-93. | Permitted uses in RA-4, RA-2, RA-1, R-20 and R-12 Zones. | 9-1 |
| §6-94. | Permitted uses by special exception or special permit. | 9-1 |
| §6-95. | Permitted accessory uses. | 9-5 |
| §6-96. | Prohibited accessory uses. | 9-6 |
| Subdivision 2. R-7, R-6, R-MF, Accessory Housing Conversion Zones. |
| §6-97. | Use regulation for R-7 Zones. | 9-7 |
| §6-98. | Use regulation for R-6 and R-MF Zones. | 9-7 |
| §6-99. | Conversion to Accessory Housing (6/10/94). | 9-8 |
| Subdivision 3. Business Zones. |
| §6-100. | Use Groups for Business Zones. | 9-11 |
| §6-100.1. | Employee Density. | 9-16 |
| §6-101. | Special permit required for Business and Residential Zones. | 9-16 |
| §6-102. | Statement of purposes - Business Zones. | 9-17 |
| §6-103. | Use regulations and special requirements for LBR Zone. | 9-17 |
| §6-103.1. | Use regulations and special requirements for CGBR Zone. | 9-19 |
| §6-104. | Use regulations and special requirements for LB Zone. | 9-21 |
| §6-104.1. | Use regulations and special requirements for CGB Zone. | 9-23 |
| §6-105. | Use regulations and special requirements for GB Zone. | 9-23 |
| §6-106. | Use regulations and special requirements for GBO Zone. | 9-24 |
| §6-107. | Use regulations and special requirements for WB Zone. | 9-24 |
| §6-108. | Use regulations for BEX-60 Zone. | 9-26 |
| §6-109. | HRO Zone Standards and Requirements. | 9-29 |
| §6-109.1. | Historic Overlay Zone (HO). | 9-31 |
| §6-110. | Use regulations and special requirements for dwelling units in Business Zones. | 9-34 |
| §6-111. | Coastal Overlay Zone. (COZ). | 9-40 |
| §6-112. | ndustrial Re-Use Overlay Zone (IND RE). | 9-42 |
| §6-113. | Hospital Zone (H-1, H-2). | 9-44 |
| §6-114. | Continuing Care Retirement Community Overlay Zone (CCRC). | 9-47 |
| §6-115 to 6-116. | Reserved. | |
| Subdivision 4. P-Zones. |
| §6-117. | Purpose of P-Zone. | 9-51 |
| §6-118. | Use regulations in P-Zones. | 9-51 |
| Subdivision 5. Railroad Rights-of-way. |
| §6-118.1. | Use regulations in railroad rights-of-way. | 9-52 |
Division 10. Supplementary Area and Height Regulations
| §6-119. | Restoration of unsafe buildings. | 10-1 |
| §6-120. | Reduction or duplication of required yard. | 10-1 |
| §6-121. | Yard requirements on through lots. | 10-1 |
| §6-122. | Light and ventilation. | 10-1 |
| §6-123. | Rear yard required. | 10-1 |
| §6-124. | Minimum street width. | 10-2 |
| §6-125. | Yard requirements along zone boundary line. | 10-2 |
| §6-126. | Visibility at intersections. | 10-2 |
| §6-127. | Height exceptions. | 10-2 |
| §6-128. | Projections in required yards. | 10-3 |
| §6-129. | Front and street side yard requirements. | 10-3 |
| §6-130. | Building lines. | 10-4 |
| §6-131. | Minimum frontage exceptions. | 10-4 |
| §6-132. | Yard requirements on corner lots. | 10-5 |
| §6-133. | Separation required in proximity of high pressure gas transmission lines. | 10-6 |
| §6-134. | Measurements. | 10-6 |
| §6-135. | Screening requirement along boundary line. | 10-6 |
| §6-136. | Awnings. | 10-6 |
| §6-137. | Business access. | 10-6 |
| §6-138. | Land under water. | 10-7 |
| §6-139. | Business zone setback measurements. | 10-7 |
| §6-139.1. | Flood Hazard Overlay Zone. (FHOZ). | 10-7 |
| §6-140. | Aircraft landing-Takeoff facilities. | 10-20 |
| §6-140.1. | Telecommunication Facilities and Sites. | 10-20 |
| §6-140.2. | Fences and Walls. | 10-38 |
Division 11. Non-Conforming Uses
| §6-141. | Non-conforming uses; restrictions. | 11-1 |
| §6-142. | Non-conforming building. | 11-2 |
| §6-143. | Non-conforming yards. | 11-3 |
Division 12. Accessory Buildings
| §6-144. | Accessory buildings in Residence Zones. | 12-1 |
| §6-145. | Accessory buildings on corner lots. | 12-1 |
| §6-146. | Use of accessory building as residence; guest houses. | 12-1 |
| §6-147. | Building attached to structure; erection. | 12-1 |
| §6-147.1. | Preservation of existing buildings in Commercial Zones. | 12-2 |
Division 13. Courtyards
| §6-148. | Courts restricted in three-story buildings. | 13-1 |
| §6-149. | Courts in business or industrial buildings. | 13-1 |
| §6-150. | Courts in mixed-use buildings. | 13-1 |
Division 14. Lighting Requirements
| §6-151. | Purpose of Article. | 14-1 |
| §6-152. | Business zone regulations. | 14-1 |
| §6-153. | Residential zone regulations; exceptions. | 14-2 |
Division 15. Parking and Loading Facilities
| §6-154. | Parking and garages for residential purposes. | 15-1 |
| §6-155. | Parking and garages for multi-family residential purposes. | 15-1 |
| §6-156. | Restrictions on non-passenger vehicles and truck parking. | 15-2 |
| §6-157. | Commercial loading areas. | 15-2 |
| §6-158. | Customer or patron parking; required spaces. | 15-2 |
| §6-159. | Requirements for below grade parking. | 15-6 |
| §6-160. | Use of tract of land for public parking. | 15-7 |
| §6-161. | Paving requirements; drainage. | 15-7 |
| §6-162. | Pooled or group parking facilities. | 15-8 |
Division 16. Signs
| §6-163. | Residential zones specifications. | 16-1 |
| §6-164. | Business zones specifications. | 16-3 |
| §6-165. | Measurement of sign area. | 16-7 |
| §6-166. | Location of sign. | 16-8 |
| §6-167. | Height restrictions. | 16-8 |
| §6-168. | Illuminated signs. | 16-9 |
| §6-169. | Design and lettering. | 16-9 |
| §6-170. | Special devices. | 16-9 |
| §6-171. | Sign repairs; alterations. | 16-9 |
| §6-172. | Removal of Signs. | 16-9 |
| §6-173. | Replacements, alteration or relocation. | 16-10 |
| §6-174. | Prohibited signs. | 16-10 |
| §6-175. | Permit procedure. | 16-10 |
Division 17. Screening and Planting
| §6-176. | Purpose of Division. | 17-1 |
| §6-177. | Uses requiring screening. | 17-1 |
| §6-178. | Uses requiring planting. | 17-1 |
| §6-179. | Required screening; exceptions. | 17-1 |
| §6-180. | Schedule of required screening and planting. | 17-2 |
| §6-181. | Planting specifications. | 17-2 |
| §6-182. | Planting regulations. | 17-3 |
| §6-183. | Approval of screening for non-conforming uses. | 17-3 |
Division 17.1. Soil Erosion and Sediment Control
| §6-183.1. | Definitions. | 17.1-1 |
| §6-183.2. | Activities Requiring A Certified Erosion and Sediment Control Plan. | 17.1-1 |
| §6-183.3. | Exemptions. | 17.1-1 |
| §6-183.4. | Erosion and Sediment Control Plan. | 17.1-2 |
| §6-183.5. | Minimum Acceptable Standards. | 17.1-3 |
| §6-183.6. | Issuance or Denial of Certification. | 17.1-3 |
| §6-183.7. | Conditions Relating to Soil Erosion and Sediment Control. | 17.1-3 |
| §6-183.8. | Inspection. | 17.1-4 |
| §6-183.9. | Penalties. | 17.1-4 |
| §6-183.10. | General Provisions. | 17.1-4 |
Division 18. Site Plans
| §6-184. | Site plan contents; specifications. | 18-1 |
| §6-185. | Site plan dimensions for parking. | 18-1 |
| §6-186. | Specifications of parking and loading areas. | 18-3 |
| §6-187. | Marking of parking and traffic signs. | 18-3 |
| §6-188. | Sidewalk specifications. | 18-3 |
| §6-189. | Curb cuts; access drives. | 18-3 |
| §6-190. | Landscaping requirements. | 18-4 |
| §6-191. | Signs. | 18-4 |
| §6-192. | Enclosed rubbish area. | 18-4 |
Division 19. Trailers and Establishments Selling Alcoholic Beverage
| §6-193. | Trailers prohibited. | 19-1 |
| §6-194. | Location of Alcoholic Establishments. | 19-1 |
| §6-195. | Classification of permits. | 19-1 |
| §6-200. | Reserved. | 19-1 |
| §6-201. | Reserved. | 19-1 |
Division 20. Penalties
| §6-202. | Penalties; abatement. | 20-1 |
Division 21. Schedule of Open Spaces, Heights and Bulk of Buildings - Schedule of Building Lines
| §6-203. | Open spaces, height and bulk of buildings. | 21-1 |
| §6-204. | Exceptions to maximum height and parking space requirements. | 21-1 |
| §6-205. | Schedule of required open spaces, limiting height and bulk of buildings. | 21-2 |
| §6-205.1. | Schedule of building lines. | 21-5 |
Diagrams
| Diagram 1. | Grade Plane. | 1 |
| Diagram 2. | Attic Area Included in Gross Floor Area (GFA). | 2 |
| Diagram 3. | Basement Areas Included and Excluded from Gross Floor Area (GFA). | 3 |
| Diagram 4. | Half and Full Story Calculations for Attic Area. | 4 |
| Diagram 5. | Basement Area Counted as a Story Above Grade Under the Following Conditions. | 5 |
| Diagram 6. | Illustration of Lot Frontage Measurement on Cul-de-sac. | 6 |
| Diagram 7. | Illustration Distinguishing Yards from Required Yards. | 7 |
| Diagram 7.1. | Illustration of Yards for Typical Lots and Rear Lots. | 8 |
| Diagram 8. | Illustration of Lot Frontage Measurement. | 9 |
| Diagram 9. | Illustration of Yards for Irregular Shaped Lot. | 10 |
| Diagram 10. | Illustration of Corner, Rear and Through Lots. | 11 |
Appendix
- Subject Index
- Schedule of Uses: Business and
Residential
Chronological List of Text Amendments
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Department Information
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Adjoining Municipalities
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State Agencies
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Protection
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Federal Agencies
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Service Center)
· CENSUS.gov
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Regional Agencies
· SWRPA
Other Links
· Aquarion Water Co.
· American Planning Association
· Connecticut Chapter of
American Planning Association
· Historical Society of the
Town of Greenwich
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