N.M. Code R. § 18.19.8.38
In accordance with safety considerations and any county or municipal restrictions, a truck tractor semitrailer combination or a truck tractor semitrailer-trailer combination that exceeds an overall length of sixty-five feet pursuant to the provisions of Subsection D of Section 66-7-404 NMSA 1978 may travel a distance not to exceed twenty miles from the designated highway for:
[18.19.8.38 NMAC - Rp, 18.19.8.9 NMAC, 2/12/2016]