N.M. Stat. § 16-5-2
The legislature hereby ratifies the "Cumbres and Toltec Scenic Railroad Compact" as it is set forth in Section 16-5-1 NMSA 1978 (being Laws 1972, Chapter 19, Section 1) signed at the city and county of Santa Fe, state of New Mexico, on the 11th day of December, A.D. 1974, by Bruce King, as governor of the state of New Mexico, pursuant to Section 16-5-1 NMSA 1978 and signed at the city and county of Denver, state of Colorado, on the 26th day of December, A.D. 1974, by John D. Vanderhoof, as governor of the state of Colorado, under authority of and in conformity with the provisions of Chapter 254 of the Session Laws of Colorado 1973. The consent of congress was given by Public Law 93-467, approved October 24, A.D. 1974, by the senate and house of representatives.
NMS § 16-5-2