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2009 MUTCD with Revisions 1 and 2, May 2012

Current MUTCD Edition

MUTCD 2009 Edition with Revision Numbers 1 and 2 incorporated, dated May 2012

The PDF version of the 2009 MUTCD with Revision Numbers 1 and 2 incorporated, dated May 2012 is the official current edition.

The most current version of the MUTCD is the 2009 Edition with Revision Numbers 1 and 2 incorporated, dated May 2012. The official version of the 2009 MUTCD with Revision Numbers 1 and 2 incorporated is the PDF version.

The 2009 MUTCD with Revision Numbers 1 and 2 incorporated may also be viewed in HTML format, which is accessible to individuals with disabilities, per Section 508 of the Rehabilitation Act. Disclaimer: While every effort has been made to assure consistency between the PDF and HTML files posted on the MUTCD Web site, it is possible that the HTML files may not be totally identical in content to the PDF files. The PDF files constitute the official version of the MUTCD and always take precedence over any potentially conflicting MUTCD text or figures that may occur in the HTML files.

Interim Approvals Issued by FHWA

Changes from the 2009 Edition

A document describing how the 2009 Edition with Revisions 1 and 2 incorporated (May 2012) differs from the 2009 Edition (December 2009) is available in PDF (19KB) and HTML.

List of Known Errors in the 2009 Edition

NOTE: FHWA intends to correct these errors via a future rulemaking action. This list of known errors is provided solely for the information of MUTCD users and does not constitute changes to the MUTCD at this time.

Previous MUTCD Editions

To view previous editions of the MUTCD, including the 2009 Edition without Revisions 1 and 2, please visit Previous Editions of the MUTCD. For historical reference and to know what was in effect for a given date, these previous versions will be maintained on this Web site.

PDF files can be viewed with the Acrobat® Reader®