Promoting public health and safety in building construction through responsible legislation, education, and building code development.

Welcome Message from Your CALBO President!

Dear Friends and Colleagues,


After five years on the CALBO board, it is now my honor to serve as your 2015-2016 President. Above all, I hope that you as members will walk away from this year with a renewed sense of pride in being an active part of CALBO.

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Register Now for the Upcoming CALBO Education Weeks - North and South!

Register now for the upcoming CALBO Education Weeks North and South from September 14-17, 2015 and October 26-29, 2015. 


There are many new and refreshed courses for your professional and personal development. Download the CALBO Training Institute Annual Training Catalogue for course information and registration.  

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International Code Council 2015 Annual Conference in Long Beach, CA from September 27 - October 7, 2015

The ICC Annual Conference is coming to Long Beach, California from September 27 - October 7, 2015. Register now and join us for this fantastic opportunity to showcase our great state. We will see you there!

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Upcoming SEAOSC Summit - Strengthening Our Cities: From Policy to Reality

Every year, the SEAOSC Summit presented by the Structural Engineers Association of Southern California (SEAOSC) brings together community leaders to present resources and tools to understand risk and how to mitigate losses.


The SEAOSC Summit, Strengthening Our Cities: From Policy to Reality, will take place  November 4 & 5, 2015 in Downtown Los Angeles. For more information, click below.

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Latest News

Water Conservation

July 25, 2015

Emergency Regulations for Outdoor Landscape Irrigation - 2015

The California Building Standards Commission adopted emergency regulations for outdoor landscape irrigation effective June 1, 2015.  By reducing the Evapotranspiration Factor used for calculating the Maximum Applied Water Allowance from 0.7 to 0.55, the State expects water savings of up to 20% 

New Model Water Efficient Landscapes Ordinance (MWELO) - 2015.

Local Agencies have until December 1, 2015 to adopt their own ordinance or MWELO becomes effective by default.  New development projects with a landscape area of 500 square feet or more are subject to MWELO.    

New Energy Commission Plumbing Fixture Flow Rates - State Website
The requirements for maximum flow rates for any newly installed fixtures as of January 1, 2016 are as follows:

  • Urinals from 0.5 gpf to 0.125 gpf.  Note: The use of hybrid urinals is being considered for the 2016 CalGreen Code
  • Residential faucets from 2.2 gpm to 1.2 gpm.  Note: The CEC is considering requiring 1.5 gpm and extending the requirement for 1.2 gpm to September 2016
  • Kitchen faucets from 2.2 gpm to 1.8 gpm with possible capability to increase to 2.2 gpm. Public lavatory faucets shall not exceed a flow rate of 0.5 gpm.


January 20, 2015

The NEW on-line bill search allows building officials a real-time way to follow CALBO’s position on critical State legislation during the 2015 session.  Beginning on February 1, simply click on CALBO’s LEGISLATIVE WATCH for the latest Bills of Interest and most recent actions.  Although the official Legislative Bill Session has not begun, CALBO is already tracking AB 18 (Disaster Relief: South Napa), AB 52, 54 and SB 67 (Construction Related Accessibility Claims), and SB 7 (Water Meters for multiunit structures).   

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