CA Manual on Uniform Traffic Control Devices

The California Manual on Uniform Traffic Control Devices (CA MUTCD) 2014 Revision 7 (effective March 10th, 2023) has been updated to provide uniform standards and specifications for all official traffic control devices in California.
1) CA MUTCD 2014 Revision 7 Summary of Changes (PDF)
2) CA MUTCD 2014 Revision 7 Release Caltrans Letter to CTCDC (PDF)
3) CA MUTCD 2014 Revision 7 (Effective March 10, 2023)

Effective March 10th, 2023, the California Department of Transportation (Caltrans) has made edits referred to as Revision 7 (Rev 7), to the 2014 CA MUTCD, to provide uniform standards and specifications for all official traffic control devices in California. This action was taken pursuant to the provisions of California Vehicle Code Section 21400 and the recommendations of the California Traffic Control Devices Committee (CTCDC). Caltrans has received a letter of substantial conformance from the Federal Highway Administration (FHWA) for the CA MUTCD 2014, Rev 7.

The revised CA MUTCD Rev 7 includes policy revisions addressing eight specific CTCDC recommendations to Caltrans since March 30th, 2021, and other corrections and format changes. 

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Previous Revision Info:


CA MUTCD 2014 Revision 6, Effective 3/30/21 (Replaced by Rev 7 Effective 3/10/23, see above)

Effective March 30, 2021, the Caltrans has made edits, referred to as Revision 6 (Rev 6), to the 2014 CA MUTCD, to provide uniform standards and specifications for all official traffic control devices in California. This action was taken pursuant to the provisions of California Vehicle Code Section 21400 and the recommendations of the CTCDC. Caltrans has received a letter of substantial conformance from the FHWA for the CA MUTCD 2014, Rev 6.

The revised CA MUTCD 2014 Rev 6 includes FHWA’s MUTCD 2009 Edition, and revised in May 2012, as amended for use in California. The CA MUTCD 2014, Rev 6, also includes policies on traffic control devices issued by the Department since March 27, 2020, and other corrections and format changes.

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For general inquiries, email CA MUTCD.

For inquires related to specific parts of the CA MUTCD, please contact the respective contacts listed on the CA MUTCD HQ Parts Owners webpage.