Title 40 CLARK COUNTY, WASHINGTON, UNIFIED DEVELOPMENT CODE
TABLE OF CONTENTS
SUBTITLE 40.1 INTRODUCTION AND ADMINISTRATION
Chapter 40.100 General Provisions
40.100.010 Introduction
40.100.020 Compliance
40.100.030 Severability and Validity
40.100.040 Repealer
40.100.050 Authority
40.100.060 Enforcement
40.100.070 Definitions
SUBTITLE 40.2 LAND USE DISTRICTS
Chapter 40.200 General Provisions
40.200.010 Purpose
40.200.020 Zoning Classifications
40.200.030 Interpretations of District Boundaries
40.200.040 Minimum and Maximum Calculations
40.200.050 Exceptions to Lot Size Standards
40.200.060 Exception to Height Limitations
40.200.070 Exceptions to Setback Requirements
40.200.080 Special Setback Lines
Chapter 40.210 Resource and Rural Districts
40.210.010 Forest, Agriculture and Agricultural-Wildlife Districts (FR-80, FR-40, AG-20, AG-WL)
40.210.020 Rural Districts (R-20, R-10, R-5)
40.210.030 Rural Center Residential Districts (RC-2.5, RC-1)
40.210.040 Urban Reserve Districts (UR-40, UR-20, UR-10)
Chapter 40.220 Urban Residential Districts
40.220.010 Single-Family Residential Districts (R1-20, R1-10, R1-7.5, R1-6 and R1-5)
40.220.020 Residential and Office Residential Districts (R, OR)
Chapter 40.230 Commercial, Business, Mixed Use and Industrial Districts
40.230.010 Commercial Districts (CR-1, CR-2, C-2, C-3, CL, GC)
40.230.020 Mixed Use District (MX)
40.230.030 Employment Center Districts (OC, BP)
40.230.050 University District (U)
40.230.060 Airport District (A)
40.230.070 Urban Holding Districts (UH-10, UH-20, UH-40)
40.230.080 Industrial Districts (ML, MH, IR)
Chapter 40.240 Columbia River Gorge National Scenic Area Districts
40.240.010 Purpose and Authority
40.240.020 Comprehensive Plan and Zoning Designations
40.240.030 Amendments to This Section
40.240.040 Definitions
40.240.050 Applications and Procedures
40.240.060 Expedited Development Review Process
40.240.070 Emergency/Disaster Response Actions
40.240.100 Exempt Land Uses and Activities
40.240.110 Prohibited Land Uses and Activities
40.240.120 Uses Allowed Outright
40.240.130 Agricultural Buffer Zones in the General Management Area
40.240.140 Buffers from Existing Recreation Sites
40.240.150 Variances from Setbacks and Buffers (GMA)
40.240.160 Applying New Less-Stringent Regulations to Development Approved Under Prior Scenic Area Regulations
40.240.170 Existing and Discontinued Uses
40.240.180 Indian Tribal Treaty Rights and Consultation
40.240.200 Agricultural Buildings
40.240.205 Horse Boarding Facilities
40.240.210 Temporary Use Hardship Dwellings
40.240.220 Sewer and Water Services
40.240.230 Docks and Boathouses
40.240.240 Home Occupations and Cottage Industries
40.240.250 Bed and Breakfast Inns
40.240.260 Small-Scale Fishing Support and Fish Processing Operations
40.240.270 Resource Enhancement Projects
40.240.280 Disposal Sites for Spoil Materials from Public Road Maintenance Activities
40.240.290 Commercial Events
40.240.300 Signs
40.240.310 Special Uses in Historic Buildings
40.240.370 Land Divisions and Cluster Development
40.240.380 Lot Line Adjustments
40.240.390 Consolidation of Lots
40.240.400 Agricultural Land Designations
40.240.410 Uses Allowed Outright – Agricultural Land
40.240.420 Uses Allowed Through the Expedited Development Review Process – Agricultural Land
40.240.430 Review Uses – Agricultural Land
40.240.440 Review Uses with Additional Approval Criteria, Large‑Scale or Small‑Scale Agriculture Designations
40.240.450 Approval Criteria for Life Estates – Gorge Large-Scale or Small‑Scale Agriculture Zones
40.240.460 Approval Criteria for Specified Review Uses on Lands Zoned Gorge Large-Scale or Small‑Scale Agriculture
40.240.470 Dimensional Standards
40.240.480 Forest Land Designations
40.240.490 Uses Allowed Outright – Forest Land
40.240.500 Uses Allowed through the Expedited Development Review Process – Forest Land
40.240.510 Review Uses – Forest Land
40.240.520 Review Uses with Additional Approval Criteria for Gorge Small Woodland Designations
40.240.530 Approval Criteria for Specified Review Uses on Lands Zoned Gorge Small Woodland
40.240.540 Approval Criteria for Fire Protection in Forest Designations
40.240.550 Approval Criteria for Siting of Dwellings on Forest Land
40.240.560 Approval Criteria for Life Estates in Gorge Small Woodland
40.240.570 Dimensional Standards – Forest Land
40.240.580 Open Space Designations
40.240.590 Uses Allowed Outright – Open Space
40.240.600 Uses Allowed Through the Expedited Development Review Process – Open Space
40.240.610 Review Uses – Open Space
40.240.620 Residential Land Designations
40.240.630 Uses Allowed Outright – Residential Land
40.240.640 Uses Allowed Through the Expedited Development Review Process – Residential Land
40.240.650 Review Uses – Residential Land
40.240.660 Review Uses with Additional Approval Criteria – Residential Land
40.240.670 Approval Criteria for Specified Review Uses on Lands Zoned Residential
40.240.680 Dimensional Standards
40.240.690 Recreation
40.240.700 Uses Allowed Outright – Public Recreation
40.240.710 Uses Allowed Through the Expedited Development Review Process – Public Recreation
40.240.720 Review Uses – Public Recreation
40.240.730 Approval Criteria for Non‑Recreation Uses in Gorge Public Recreation Zones
40.240.800 General Management Area Scenic Review Criteria
40.240.810 Special Management Area Scenic Review Criteria
40.240.820 General Management Area Cultural Resource Review Criteria
40.240.830 Special Management Area Cultural Resource Review Criteria
40.240.840 General Management Area Wetland Review Criteria
40.240.850 General Management Area Stream, Pond, Lake and Riparian Area Review Criteria
40.240.860 General Management Area Sensitive Wildlife Review Criteria
40.240.870 General Management Areas Rare Plant Review Criteria
40.240.880 Special Areas Natural Resource Review Criteria
40.240.890 General Management Areas Recreation Resource Review Criteria
40.240.900 Special Management Area Recreation Resource Review Criteria
Chapter 40.250 Overlay Districts
40.250.010 Airport Environs Overlay Districts (AE-1, AE-2)
40.250.020 Surface Mining Overlay District (S)
40.250.030 Historic Preservation
40.250.040 Existing Resort Overlay District
40.250.050 Highway 99 Overlay District
40.250.060 Mill Creek Overlay District
Chapter 40.260 Special Uses and Standards
40.260.010 Accessory Buildings and Uses
40.260.020 Accessory Dwelling Units
40.260.030 Ambulance Dispatch Facility
40.260.040 Animal Feed Yards, Animal Sales Yards, Kennels, and Riding Stables
40.260.050 Bed and Breakfast Establishments
40.260.070 Community Buildings, Social Halls, Lodges, Fraternal Organizations, Clubs, Public and Private Schools, Private Recreational Facilities and Churches
40.260.080 Forest Practices
40.260.090 Garage Sales
40.260.100 Home Businesses
40.260.120 Mines, Quarries and Gravel Pits
40.260.130 Mobile Homes On Individual Lots – Standards and Requirements
40.260.140 Mobile Home Parks – Standards and Requirements
40.260.145 Building Permits for Model Homes
40.260.150 Multi-family Residential Outdoor Recreation Area Standards
40.260.160 Nursery Schools, Preschools, Kindergartens, Commercial Day Care Centers, and Family Day Care
40.260.165 Opiate Substitution Treatment Facilities
40.260.170 Private Use Landing Strips for Airports and Heliports
40.260.180 Residential Care Facilities and Homes
40.260.190 Retirement Housing
40.260.200 Solid Waste Handling and Disposal Sites
40.260.210 Temporary Dwellings
40.260.220 Temporary Uses and Structures
40.260.230 Townhouse Developments (Single-Family Attached Dwellings)
40.260.235 Urban Livestock
40.260.240 Utilities (Other Than Wireless Communications Facilities)
40.260.250 Wireless Communications Facilities
40.260.260 Zero Lot Line Developments
SUBTITLE 40.3 DESIGN STANDARDS
Chapter 40.310 Signs
40.310.010 Sign Standards
Chapter 40.320 Landscaping and Screening
40.320.010 Landscaping and Screening on Private Property
40.320.020 Landscaping in Public Rights-of-Way
40.320.030 Landscaping Plans
Chapter 40.330 Crime Prevention and Safety
40.330.010 Crime Prevention and Safety Guidelines
Chapter 40.340 Parking and Loading
40.340.010 Parking and Loading Standards
40.340.020 Access and Circulation Standards
40.340.030 Neighborhood Parking Plan
Chapter 40.350 Transportation and Circulation
40.350.010 Pedestrian/Bicycle Circulation Standards
40.350.020 Transportation Concurrency Management System
40.350.030 Street and Road Standards
Chapter 40.360 Solid Waste and Recycling
40.360.010 Applicability
40.360.020 Amount of Storage Required
40.360.030 Location, Design and Access Standards
Chapter 40.370 Sewer and Water
40.370.010 Sewerage Regulations
40.370.020 Water Supply
Chapter 40.380 Stormwater and Erosion Control (Repealed by Ord. 2009-01-01)
40.380.010 Purpose
40.380.020 Applicability
40.380.030 Exemptions and Exceptions
40.380.040 Stormwater Control
40.380.050 Erosion Control
40.380.060 Submittal Requirements for Stormwater, Erosion Control and Development Plans
Chapter 40.385 Stormwater and Erosion Control
40.385.010 Introduction
40.385.020 Standards – Stormwater Control
40.385.030 Standards – Erosion Control
40.385.040 Administration
SUBTITLE 40.4 CRITICAL AREAS AND SHORELINES
Chapter 40.410 Critical Aquifer Recharge Areas (CARAs)
40.410.010 Introduction
40.410.020 Standards
40.410.030 Administration
40.410.040 Incentives, Education, and Technical Assistance
Chapter 40.420 Flood Hazard Areas
40.420.010 Introduction
40.420.020 Standards
40.420.030 Administration
Chapter 40.430 Geologic Hazard Areas
40.430.010 Introduction
40.430.020 Standards
40.430.030 Administration
Chapter 40.440 Habitat Conservation
40.440.010 Introduction
40.440.020 Standards and Nonregulatory Measures
40.440.030 Administration
40.440.040 Specific Activities
Chapter 40.450 Wetland Protection
40.450.010 Introduction
40.450.020 Rating Systems
40.450.030 Standards
40.450.040 Wetland Permits
Chapter 40.460 Shoreline Overlay District (SL)
40.460.010 Purpose
40.460.020 District Boundaries
40.460.030 Uses, Standards and Permit Requirements
40.460.040 Shoreline Permit Procedures
40.460.050 Shoreline Review Processes
40.460.060 Shoreline Permit Timelines
40.460.070 Shoreline Nonconforming Uses and Development Standards
40.460.080 Changes, Amendments or Revisions
SUBTITLE 40.5 PROCEDURES
Chapter 40.500 Overview of Procedures
40.500.010 Summary of Procedures and Processes
Chapter 40.510 Type I, II, III and IV Processes
40.510.010 Type I Process – Ministerial Decisions
40.510.020 Type II Process – Administrative Decisions
40.510.030 Type III Process – Quasi-Judicial Decisions
40.510.040 Type IV Process – Legislative Decisions
40.510.050 Application Submittal Requirements
Chapter 40.520 Permits and Reviews
40.520.010 Legal Lot Determination
40.520.020 Uses Subject to Review and Approval (R/A)
40.520.030 Conditional Use Permits
40.520.040 Site Plan Review
40.520.050 Sign Permits
40.520.060 Post-Decision Procedures
40.520.070 Master Planned Development
40.520.080 Planned Unit Development
Chapter 40.530 Nonconforming Uses, Structures and Lots
40.530.010 Purpose
40.530.020 Establishment of Legal Nonconforming Status
40.530.030 Burden of Demonstration
40.530.040 New Development on Legally Nonconforming Lots
40.530.050 Legal Nonconforming Uses
40.530.060 Legal Nonconforming Structures and Signs
Chapter 40.540 Boundary Line Adjustments and Land Divisions
40.540.010 Boundary Line Adjustments
40.540.020 Land Division – Introduction
40.540.030 Short Plats
40.540.040 Subdivisions
40.540.050 Park Sites Reservation
40.540.060 Drafting Standards – Preliminary and Final Plats
40.540.070 Final Plat
40.540.080 Construction of Required Improvements
40.540.090 Monumentation
40.540.100 Survey Standards
40.540.110 Recording Land Surveys
40.540.120 Alteration and Vacation of Final Plats
Chapter 40.550 Modifications and Variances
40.550.010 Road Modifications
40.550.020 Variances
Chapter 40.560 Plan and Code Amendments
40.560.010 Plan Amendment Procedures
40.560.020 Changes to Districts, Amendments, Alterations
40.560.030 Amendments Docket
Chapter 40.570 State Environmental Policy Act (SEPA)
40.570.010 Authority and Contents
40.570.020 General Requirements
40.570.030 Definitions
40.570.040 Threshold Determinations
40.570.050 Environmental Impact Statement (EIS)
40.570.060 Notification and Commenting
40.570.070 Use of Existing Environmental Documents
40.570.080 SEPA and County Decisions
40.570.090 Categorical Exemptions
40.570.100 Agency Compliance
40.570.110 Forms
SUBTITLE 40.6 DEVELOPMENT IMPACT FEES
Chapter 40.610 Development Impact Fees – General Provisions
40.610.010 Statutory Authority – Purpose
40.610.020 Definitions
40.610.030 Applicability of Impact Fee
40.610.040 Imposition of Impact Fee
40.610.050 Establishment of Development Service Areas
Chapter 40.620 Calculation of Development Impact Fees
40.620.010 Traffic Impact Fee Formula
40.620.020 Park Impact Fee Component
40.620.030 School Impact Fee – Capital Facilities Plan
40.620.040 School Impact Fee Component
Chapter 40.630 Procedures
40.630.010 Impact Fee Revision
40.630.020 Impact Fee Schedule
40.630.030 Calculation of Impact Fee
40.630.040 Collection of Impact Fee
40.630.050 Impact Fee Exemptions
40.630.060 Impact Fee Credits
40.630.070 Appeals
40.630.080 Impact Fee Fund
40.630.090 Interlocal Agreements
40.630.100 Expenditures
40.630.110 Refunds
40.630.120 Impact Fee as Additional and Supplemental Requirement
APPENDICES
Appendix A Mixed Use Design Standards
Appendix B Shoreline Master Program
Appendix C Commercial Development Design Guidelines
Appendix D Guidelines for Post-Decision Changes
Appendix E List of Title 40 Amending Ordinances
Appendix F Highway 99 Overlay District Standards