The 2009 MUTCD was originally proposed in January 2008 and was finalized in December 2009. It became effective on January 15, 2010. There were two revisions to the 2009 MUTCD. The development of the 2009 MUTCD is outlined below.
- Notice of Proposed Amendments: The January 2, 2008 Federal Register notice proposes a new MUTCD and described the major revisions proposed to the 2003 MUTCD.
- Docket Comments: The docket for the proposed new edition of the MUTCD was open for seven months. During that time, there were 1,941 submissions to the docket.
- Final Rule: The December 16, 2009 Federal Register notice established the 2009 MUTCD and describes the significant changes in the Final Rule, including responses to selected comments.
- The original 2009 MUTCD can be accessed here.
- Revision #1: The May 14, 2012 Federal Register notice revised definitions and guidance related to traffic control devices and clarified the use of engineering judgment in the application of traffic control devices.
- A stand-alone version of Revision #1 can be accessed here (5 MB).
- Revision #2:
- A stand-alone version of Revision #2 can be accessed here (5 MB).
- The current version of the 2009 MUTCD with revisions #1 and #2 incorporated, can be accessed here (30 MB).
- A hotlinks version of the 2009 MUTCD with links to definitions, external documents, websites, official interpretations, and known errors can be accessed here (31 MB).
- A list of known errors in the 2009 MUTCD can be accessed here (<1 MB).