This section lists the construction regulations in effect in the unincorporated area of SLO County. It also provides many code interpretations and policies adopted by the county to cover some of the "gray areas" of the codes. If you have any questions about construction regulations, please call the Building Division at (805) 781-5600, or you may email Cheryl Journey, Chief Building Official.

Building Codes

In California, construction regulations consist of the 2007 California Title 24 Codes and any local additions or modifications to the state code. The 2007 California Codes consists of the following model codes with applicable state amendments:

2006 International Building Code, published by the International Code Council (icc.safe.org)

2006 Uniform Mechanical Code, published the by International Association of Plumbing & Mechanical Officials (IAPMO).

2006 Uniform Plumbing Code, published the by International Association of Plumbing & Mechanical Officials (IAPMO).

2005 National Electrical Code, published by the National Fire Protection Association 

County Construction Ordinance

The county construction ordinance, Title 19 of the SLO County Code, incorporates a few changes to the California Code. It also adopts some of the less familiar codes such as the International Existing Buildings Code, both of which deal with standards for existing buildings. It also describes how the county administers the technical codes, what is required for permit issuance and final inspection approval, permit time limits, etc.