§ 2-9-1 NMSA 1978

The regular session of the legislature convening in January, 1966, shall be designated as the "second session of the twenty-seventh legislature." Thereafter, the regular session of the legislature convening in the year immediately following every general election shall be designated as the "first session" of the next consecutively numbered legislature, and the regular session convening in the even-numbered year next following such session shall be designated as the "second session" of that same legislature.