N.M. Stat. Ann. § 59A-22-49.4
A. As of January 1, 2014, an individual or group health insurance policy, health care plan or certificate of health insurance that is delivered, issued for delivery or renewed in this state and that provides prescription drug benefits categorized or tiered for purposes of cost-sharing through deductibles or coinsurance obligations shall not make any of the following changes to coverage for a prescription drug within one hundred twenty days of any previous change to coverage for that prescription drug, unless a generic version of the prescription drug is available:
(7) impose a step-therapy restriction.
B. The insurer shall give the affected insured at least sixty days' advance written notice of the impending change when it is determined that one of the following modifications will be made to a formulary:
(7) imposition of a step-therapy restriction for a drug.
C. Notwithstanding the provisions of Subsections A and B of this section, the insurer may immediately and without prior notice remove a drug from the formulary if the drug:
(2) has been removed from the market for any reason.
D. The insurer shall provide to each affected insured the following information in plain language regarding prescription drug benefits:
(4) a statement of how often the insurer reviews the contents of each drug formulary.
E. As used in this section:
History: Laws 2013, ch. 138, § 2.
Effective dates. — Laws 2013, ch. 138 contained no effective date provision, but, pursuant to N.M. Const., art. IV, § 23, was effective June 14, 2013, 90 days after the adjournment of the legislature.