N.M. Stat. Ann. § 7-15A-6
A. For on-highway operations of motor vehicles other than buses, the weight distance tax shall be computed in accordance with the following schedule:
Declared Gross Weight Tax Rate (Gross Vehicle Weight) (Mills per Mile) 26,001 to 28,000 14.86 28,001 to 30,000 16.04 30,001 to 32,000 17.24 32,001 to 34,000 18.41 34,001 to 36,000 19.60 36,001 to 38,000 20.78 38,001 to 40,000 22.59 40,001 to 42,000 24.37 42,001 to 44,000 26.14 44,001 to 46,000 27.93 46,001 to 48,000 29.71 48,001 to 50,000 31.50 50,001 to 52,000 33.28 52,001 to 54,000 35.05 54,001 to 56,000 36.84 56,001 to 58,000 38.64 58,001 to 60,000 40.41 60,001 to 62,000 42.17 62,001 to 64,000 43.98 64,001 to 66,000 45.77 66,001 to 68,000 47.53 68,001 to 70,000 49.30 70,001 to 72,000 51.11 72,001 to 74,000 53.00 74,001 to 76,000 54.96 76,001 to 78,000 56.98 78,001 and over 59.10.
Declared Gross Weight
Tax Rate
(Gross Vehicle Weight)
(Mills per Mile)
26,001 to 28,000
14.86
28,001 to 30,000
16.04
30,001 to 32,000
17.24
32,001 to 34,000
18.41
34,001 to 36,000
19.60
36,001 to 38,000
20.78
38,001 to 40,000
22.59
40,001 to 42,000
24.37
42,001 to 44,000
26.14
44,001 to 46,000
27.93
46,001 to 48,000
29.71
48,001 to 50,000
31.50
50,001 to 52,000
33.28
52,001 to 54,000
35.05
54,001 to 56,000
36.84
56,001 to 58,000
38.64
58,001 to 60,000
40.41
60,001 to 62,000
42.17
62,001 to 64,000
43.98
64,001 to 66,000
45.77
66,001 to 68,000
47.53
68,001 to 70,000
49.30
70,001 to 72,000
51.11
72,001 to 74,000
53.00
74,001 to 76,000
54.96
76,001 to 78,000
56.98
78,001 and over
59.10.
B. All motor vehicles for which the tax is computed under Subsection A of this section shall pay a tax that is two-thirds of the tax computed under Subsection A of this section if:
History: 1978 Comp., § 7-15A-6, enacted by Laws 1988, ch. 73, § 33; 2003 (1st S.S.), ch. 3, § 4; 2004, ch. 59, § 1; 2026, ch. 4, § 1.
The 2026 amendment, effective July 1, 2026, increased the weight distance tax for motor vehicles other than buses, in Subsection A, increased each weight distance tax rate by thirty-five percent.
The 2004 amendments, effective July 1, 2004, amended Subsection A to change the gross vehicle weight of "26,000" to "26,001".
The 2003 (1st S.S.) amendment, effective July 1, 2004, increased each of the tax rates in Subsection A by approximately 38.2%, except the "46,001 to 48,000" rate which increased by approximately 25.6%, and substituted "that" for "which" in the introductory language and in Paragraph (2) and "year and has given" for "year, has given" in Paragraph (3) of Subsection B.