N.M. Code R. § 3.6.7.77
INSTALLMENT AGREEMENTS
C. TERMS OF INSTALLMENT AGREEMENTS: Although an installment agreement may extend for a period of thirty-six (36) months, each installment agreement will cover the minimum period in which a taxpayer may reasonably liquidate the liability and shall provide for payment in equal monthly installments, unless approval in writing by the director is obtained and such approval is supported by a written statement of the circumstances justifying payment in other than equal monthly installments.
[3/23/83, 11/5/85, 12/29/94, 8/31/96; 3.6.7.77 NMAC - Rn, 3 NMAC 6.7.77, 4/30/01]