Building Division




In order to prevent the spread of the COVID-19 virus the City of Hayward has declared a State of Emergency. The Permit Center will be closed to the public until April 30, 2020. During this time frame building permits will be issued for emergency repairs only, for assistance please contact Alexandrea Sepulveda at 510-583-4136

Listed below are the main phone numbers that service the Permit Center. Your calls will be routed to the appropriate division personnel as received. Self-help stations will also be closed during this time.

For Building Division, please call 510-583-4005

For Fire Department, please call 510-583-4900

For Planning Division, please call 510-583-4216

For Code Enforcement Division, please contact your code inspector directly or the telephone number shown on the letter you received.

Please Note: Building inspections will take place during this time frame provided that *Social Distancing Requirements are met.

*For the purpose of this order Social Distancing Requirements includes maintaining at least six-foot social distancing from other individuals, washing hands with soap and water for at least 20 seconds as frequently as possible or using hand sanitizer, covering coughs or sneezes (into the sleeve or elbow, not hands), regularly cleaning high-touch surfaces, and not shaking hands.

Thank you for your cooperation

The Building Division serves Hayward's residents and business community by ensuring that all buildings in the City are safe. We do this by reviewing preliminary drawings for code compliance and verifying quality of work during construction.

Construction Hours:

Monday - Saturday: 7 a.m. - 7 p.m.
Sundays & Holidays: 10 a.m. - 6 p.m.
* Please note: These are construction hours and not office hours
Chapter 4 of the Municipal Code; Section 4-1.04 titled ‘Construction and Alteration of Structures; Landscaping Activities’. Any concerns of construction hours should be directed to the Hayward Police Department for enforcement of noise control. For further information consult Hayward Municipal Code - Chapter 4.


  • Maintain the highest level of public safety and customer service in the administration of building construction code enforcement
  • Provide City of Hayward residents with a safe environment to live, work, learn
  • Enforce building codes to protect people from the hazards of unsafe construction.     

How May We Serve You?

Building permits are required for almost all construction related work. This includes plumbing, mechanical, electrical, structural work and even demolition.  

Adopted Codes Enforced in Hayward:

All of the California codes are now published for free online at: For instructions on how to use the California Energy Code, you can find information here:

The following codes are mandatory throughout California and are adopted and enforced in Hayward:

  • 2019 California Building Code (Volumes 1 and 2)
  • 2019 California Residential Code
  • 2019 California Electrical Code
  • 2019 California Plumbing Code
  • 2019 California Mechanical Code
  • 2019 California Energy Code
  • 2019 California Green Building Standards Code “CalGreen” (no CalGreen tiers are adopted locally)

Local Codes and Ordinances:

Hayward no longer has a Green Building Ordinance. This is now covered by the new Energy Code and CalGreen, which are mandatory statewide. Hayward has some minor amendments to the Mechanical Code and the Electrical Code that are unique to our jurisdiction. 

Plastic Pipe is Now Allowed in Hayward (ABS, PVC, PEX and similar materials are approved for use). If you need more detailed information (recommended only for professional non-residential contractors, architects and engineers) you can view the specifics of the local Plumbing, Mechanical, and Electrical ordinances in the City of Hayward Municipal Code.

For general permitting information including handouts and forms please click on Permit Center:

Permit Center