The commission in its discretion may order refunds of charges collected under the provisions of 17.9.550 NMAC to the customers of an electric utility where the commission determines, after notice and hearing, that the utility's collection of such amounts is contrary to the provisions of 17.9.550 NMAC, the previously approved adjustment factor, or otherwise is unfair, unjust or unreasonable.
N.M. Admin. Code § 17.9.550.18