SPC -4D is a new Structural Performance Category that is part of the 2016 California Building Standards Code, which allows noncompliant buildings to go past the 2030 seismic compliance deadline.
These regulations have an effective date of 1/1/2017.
The SPC-4D upgrade requires submittal of multiple projects to the Seismic Compliance Unit and the Building Safety Section of FDD. See the flowchart below (click to enlarge) for the recommended order of submittals of projects to FDD.
OSHPD/FDD Process for Material Testing and Condition Assessment for SPC-4D projects#
- See SPC question #5 on the Seismic Compliance FAQs page
- Application Process for Submission of Projects to the Seismic Compliance Unit
For questions or comments related to the SPC-4D Regulations, please eMail the Seismic Compliance Unit.