N.M. Code R. § 3.2.2.10
When the total tax due is less than $25,000 and the last day for payment of the combined taxes on the CRS-1 Combined Report Form falls on Saturday, Sunday or a legal holiday, the payment shall be considered timely if it is postmarked or filed in person the next succeeding day which is not a Saturday, Sunday or a legal New Mexico or national holiday.
[12/5/69, 3/9/72, 11/20/72, 3/20/74, 7/26/76, 6/18/79, 4/7/82, 5/4/84, 4/2/86, 11/26/90, 11/15/96, 4/30/99; 3.2.2.10 NMAC - Rn, 3 NMAC 2.11.10, 4/30/01]