How to Guides
Resources for Common Permitting Types
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Accessory Dwelling Units
Information about developing an Accessory Dwelling Unit (ADU) on your property.
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ePermits Center Help and How To Guides
How to guides and tutorials for the ePermits Center online permitting portal
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Home Improvement Permits
Guides to help applicants through the home improvement permitting process.
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New Dwelling or Commercial Permits
Guides to help applicants through the new dwelling unit or commercial building permitting process.
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List of All Checklists and Guides
The following Guides have been developed to assist applicants navigate the entitlement process.
How to Apply for a Certificate of Compliance (PDF) Link to PDF Document How to Apply for a Home Occupation Permit
How to Apply for a Home Occupation Permit (PDF)
How to Draw a Site Plan (PDF)
How to Calculate a Small Lot (PDF) Link to PDF Document How to Development Using Water Conserving Landscape
Water Efficient Landscaping Requirements (PDF)
Building Permit Checklists
BI COMMERCIAL PLAN SUBMITTAL REQUIREMENTS CalGreen Residential & Non Residential Mandatory Measures Information /documentcenter/view/46050
Commercial Generator Checklist (PDF)
Residential Generator Checklist (PDF)
Solar PV System Checklist (PDF)
Soil Investigation Report Questionnaire for Residential Additions (PDF)
DCD How to Videos
How to check your Application/Permit Status (YouTube Video)
How to look up Zoning Information for Unincorporated Contra Costa County (YouTube Video)
How to Verify and Resize Your Drawing (YouTube Video)
Building and Planning Permit Information
How to Contact Sanitary District (PDF) HOW TO PAY FOR SCHOOL DEVELOPMENT FEES /documentcenter/view/45625
How to Pay for School Development Fees (PDF)
/documentcenter/view/46907 Accessory Dwelling Units (ADU) / In-law Units
All About Building Permits (PDF) BUSINESS LICENSE FOR CONTRACTORS WHERE THEY ARE REQUIRED
Business License for Contractors-Where are they required (PDF)
Backup Generator (PDF)
CalGreen Recycling Information CODES FOR MANUFACTURED HOUSING
Codes for Manufactured Housing (PDF)
Current Building Codes, Ordinances, and Technical Guidelines for Building Design (PDF)
Demolition Permits (PDF) /documentcenter/view/45909/emergency-building-standards-exterior-elevated-elements
Fire Sprinklers - Do I need them for an Addition (PDF) /documentcenter/view/45903
Gas Shut Off Valve Requirements (PDF) /4925/green-building
Green Building Information
/documentcenter/view/46770 Guide for Variances (PDF)
Living With Creeks Referral Guidance (PDF)
Owner Builder Form (PDF)
Plumbing Fixture Certificate (PDF)
Power Pole Permits (PDF) /documentcenter/view/44646
Residential Air Conditioning (PDF)
Residential Bathroom Remodel (PDF) RESIDENTIAL ELECTRICAL PANEL REPLACEMENT
Residential Electrical Panel (PDF)
Residential Furnace (PDF)
Residential Garage Conversion (PDF)
Residential Gas Piping (PDF) RESIDENTIAL GRAY WATER-CLOTHES WASHER SYSTEM
Residential Gray Water - Clothes Washer System (PDF) RESIDENTIAL GROUNDING AND BONDING
Residential Grounding and Bonding (PDF) RESIDENTIAL KITCHEN REMODEL
Residential Kitchen Remodel (PDF)
Residential Pool and Spa Installation (PDF) /documentcenter/view/45908
Residential Pool and Spa Removal (PDF)
Residential Pool and Spa Safety Act (PDF)
Residential Re-Roof Requirements (PDF) RESIDENTIAL SKYLIGHTS
Residential Skylights (PDF)
Residential Smoke-Carbon Monoxide Alarm (PDF) RESIDENTIAL WATER HEATERS
Residential Water Heaters (PDF) RESIDENTIAL WATER & SEWER PIPES
Residential Water-Sewer Pipes (PDF) RESIDENTIAL WINDOW REPLACEMENT
Residential Window Replacement (PDF)
Retaining Walls (PDF) SPECIAL INSPECTION REQUIREMENTS
Special Inspection Requirements (PDF) / Recognized Special Inspection and Testing Agencies List (PDF) STORMWATER POLLUTION PREVENTION PROGRAM
Stormwater Pollution Prevention Program (PDF) SWIMMING POOL AND SPA SAFETY ACT
Tiny Homes (PDF)
Title 24 Mandatory Minimums for One and two-family dwellings (PDF) TRELLISES, ARBORS, & PERGOLAS ACCESSORY TO A RESIDENCE
Trellises, Arbors, & Pergolas Accessory to a Residence (PDF) LInk to PDF of Urban Farm Animal Summary
Urban Farm Animal Summary (PDF) /documentcenter/view/46863
When is a Drainage Plan Required (PDF)
When is a Grading Permit Required (PDF) WEHN IS A LICENSED PROFESSIONAL REQUIRED
When is a Licensed Professional Required (PDF) http://www.cccounty.us/documentcenter/view/47398
Who can obtain a Building Permit (PDF) WOOD BURNING APPLICANCES & FURNACES
Wood Burning Appliances and Fireplaces (PDF) WORK NOT REQUIRING A BUILDING PERMIT
Work Exempt from Permits (PDF) **NOTE** Please call (925) 655-2700 for clarification of cabinet remodel/addition