[Ord. 16-2002, § 1, 6-4-2002; Ord. 44-2003, eff. 12-31-2003; Ord. 40-2005, § 1A, eff. 12-30-2005; Ord. No. 23-2012, § 1.A., 12-12-2012; Ord. No. 28-2012, § 1.A., 12-27-2012; Ord. No. 28-13, § 1.A., 10-23-2013; Ord. No. 1-2015, § 1.A., 2-10-2015; Ord. No. 31-2018, § 2, eff. 8-6-2018; Ord. No. 2-2019, § 1, eff. 1-10-2019; Ord. No. 34-2021, § 1, eff. 10-11-2021; Ord. No. 1-2023, § 6, eff. 3-1-2023]
A. Base Zoning Districts. The following Base Zoning Districts are hereby established:
1. Residential Zoning Districts. Residential Zoning Districts are formed by combining a Use Subdistrict with a Development Subdistrict. The following Use and Development Subdistricts are established:
(a) Use Subdistricts.
(1) R1D, Single-Unit Detached Residential.
(2) R1A, Single-Unit Attached Residential.
(3) R2, Two-Unit Residential.
(4) R3, Three-Unit Residential.
(5) RM, Multi-Unit Residential.
(b) Development Subdistricts.
2. Mixed-Use Zoning Districts. The following Use Districts are established:
(a) NDO, Neighborhood Office.
(b) LNC, Local Neighborhood Commercial.
(c) NDI, Neighborhood Industrial.
(d) UNC, Urban Neighborhood Commercial.
(g) GT, Golden Triangle.
(1) GT-A, Golden Triangle District A.
(2) GT-B, Golden Triangle District B.
(3) GT-C, Golden Triangle District C.
(4) GT-D, Golden Triangle District D.
(h) UC-MU, Urban Center - Mixed Use.
(i) UC-E, Urban Center - Employment.
(j) R-MU Residential - Mixed Use.
3. Special Purpose Districts. The following Special Purpose Districts are established:
(a) EMI, Educational/Medical Institutional.
(d) RIV, R -GI, Riverfront General Industrial.
(1) RIV-IMU, Riverfront Industrial Mixed Use.
(2) RIV-MU, Riverfront Mixed Use.
(3) RIV-NS, Riverfront North Shore.
(4) RIV-RM, Riverfront Mixed Residential.
B. Overlay Zoning Districts. The following Overlay Zoning Districts are hereby established:
(1) FP-O, Flood Plain Overlay.
(3) LS-O, Landslide-Prone Overlay.
(4) UM-O, Undermined Area Overlay.
(5) VP-O, View Protection Overlay.
(7) IB-O, Institutional Boundary Overlay.
(8) AS-O, Advertising Sign Overlay.
(9) IPOD, Interim Planning Overlay District.
C. Public Realm Districts. The following Public Realm Districts are established:
D. Planned Development Districts. The following Planned Development Districts are hereby established:
1. SP, Specially Planned. The following Specially Planned Districts are hereby established:
(a) SP-1, Pittsburgh Technology Center.
(g) SP-7, Oakland Planned Unit Development District.
(h) SP-8, Riverfront Landing.
(k) SP-11, Lower Hill Planned Development District.
2. PUD, Planned Unit Development. The following Planned Unit Development Districts are hereby established:
(a) RP, Residential Planned Unit Development.
(b) CP, Commercial Planned Unit Development.
(c) AP, Residential/Commercial Planned Unit Development.
3. Neighborhood Business Sign District. The following Neighborhood Business Sign Districts are hereby established: