C: Commercial
CAA: Clean Air Act
CAAA: Clean Air Act Amendments of 1990
CAD: Computer Aided Design
CAP: Commonwealth Association of Planners
CAR: Census Agricultural Region
CAVE: Citizens Against Virtually Everything
CBD: Central Business District
CCCL: Coastal Construction Control Line
CCD: Census County Division
CCR: Conditions, Covenants and Restrictions
CCRC: Continuing Care Retirement Community
CDBG: Community Development Block Grant
CDC: Community Development Corporation
CDP: Census Designated Place
CEQA: California Environmental Quality Act
CF/S: Cubic Feet per Second
CFM: Certified Floodplain Manager
CHAS: Comprehensive Housing Affordability Strategy
CIA: Community Impact Assessment
CIE: Capital Improvements Element
CIP: Capital Improvement Program
CIP: Capital Improvements Plan
CIP: Capital Improvements Program
CIP-ICU: Canadian Institute of Planners - Institut Canadian des Urbanistes
CLEUD: Certificate of Lawfulness of Existing Use or Development
CLOPUD: Certificate of Lawfulness Of Proposed Use or Development
CMA: Census Metropolitan Area
CMAQ: Congestion Mitigation and Air Quality
CMAQ: Congestion Mitigation and Air Quality funds
CMP: Congestion Management Plan
CMRS: Commercial Mobile Radio Service
CMS: Congestion Management System
CMSA: Consolidated Metropolitan Statistical Area
CNEL: Community Noise Equivalent Level
CNST: Construction
CNU: Congress for the New Urbanism
CO: Certificate of Occupancy
COA: Committee of Adjustment
COD: Corridor Overlay District