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Senate Bill 9 (SB 9)

Updated: Dec. 5, 2022

Senate Bill 9 (SB 9) allows, on Single Family Residential (RS) zoned parcels, the construction of a duplex and/or the subdividsion of said parcel into two parcels (Urban Lot Split) as long as certain criteria outline in State Law and HMC 10-1.200 are met. Check out our SB 9 FAQ in Handouts for more information. 

Submitting an Application:

  1. Contact a City of Hayward Planner: Contact a planner by emailing or calling (510) 583-4216 to determine if the project site is eligible for the provisions of SB 9 and application submittal materials. Please include the project address and a detailed description of your project.
  2. Register for an e-Permit Portal account: You must be a registered user of the Hayward e-Permit Portal before you can submit your application. Learn more about how to register on our e-Permit Portal help page.
  3. Apply for your Plan Type: Using the e-Permit Portal, apply for your Plan by completing the online application and attaching the required submittal materials. Learn more about how to apply for a Plan on our e-Permit Portal help page.

Required Submittal Materials:

The submittal items below are required for this project type. Please note additional submittal items may be required depending on the project scope. 

  • Architectural Plans: Existing and proposed site plan, floor plans, and elevations and Project Data.
  • Tentative Parcel Map
  • Preliminary Title or Title Guarantee Report: A recent preliminary title report or title guarantee prepared within the last 90 days (A hyperlinked PDF Report if preferred).
  • Owner Authorization Form: Only required if the applicant is not the property owner. (See Owner Authorization Form in Handouts)
  • Plan Sharing Authorization Form: (See Plan Sharing Authorization Form in Handouts)
  • SB9 Demolition Affidavit: Only required if project includes demolition of residential structures. (See SB 9 Affidavit in Handouts)
  • SB 9 Urban Lot Split Affidavit: Only Required if project includes a urban lot split of subdivision. (See SB 9 Lot Split Affidavit in Handouts)

Project Review:

Applicants will be notified by email or can login to the e-Permit Portal for updates on their application. SB 9 applications typically take three to five months to process. Estimated processing times do not include the time needed by the applicant to revise and resubmit their application.

Paying Fees:

After submitting your application through the e-Permits Portal, staff will reach out to coordinate payment. The initial application deposit for an SB 9 application is $2,000. If the cost to process the application exceeds this deposit, the applicant or owner must cover the cost. If the cost ends up being less than the deposit, the difference is refunded.

Is this available in the e-Permit Portal: