Alaska Stat. § 43.55.165
(a) For purposes of this chapter, a producer's lease expenditures for a calendar year are
(1) costs, other than items listed in (e) of this section, that are
(B) allowed by the department by regulation, based on the department's determination that the costs satisfy the following three requirements:
(3) lease expenditures incurred in a previous calendar year, subject to (l) — (r) of this section, that
(b) For purposes of (a) of this section,
(1) direct costs include
(3) in determining whether costs are lease expenditures, the department may consider, among other factors, the
(e) For purposes of this section, lease expenditures do not include
(19) costs incurred for repair, replacement, or deferred maintenance of a facility, a pipeline, a structure, or equipment, other than a well, that results in or is undertaken in response to a failure, problem, or event that results in an unscheduled interruption of, or reduction in the rate of, oil or gas production; or costs incurred for repair, replacement, or deferred maintenance of a facility, a pipeline, a structure, or equipment, other than a well, that is undertaken in response to, or is otherwise associated with, an unpermitted release of a hazardous substance or of gas; however, costs under this paragraph that would otherwise constitute lease expenditures under (a) and (b) of this section may be treated as lease expenditures if the department determines that the repair or replacement is solely necessitated by an act of war, by an unanticipated grave natural disaster or other natural phenomenon of an exceptional, inevitable, and irresistible character, the effects of which could not have been prevented or avoided by the exercise of due care or foresight, or by an intentional or negligent act or omission of a third party, other than a party or its agents in privity of contract with, or employed by, the producer or an operator acting for the producer, but only if the producer or operator, as applicable, exercised due care in operating and maintaining the facility, pipeline, structure, or equipment, and took reasonable precautions against the act or omission of the third party and against the consequences of the act or omission; in this paragraph,
(23) costs incurred for carbon capture or carbon storage, including fees incurred under AS 41.06.160, surcharges incurred under AS 41.06.175, or costs associated with obtaining, operating, or maintaining a license or lease under AS 38.05.700 — 38.05.795; in this paragraph,
(g) The department shall specify or approve a reasonable allocation method for determining the portion of a cost that is appropriately treated as a lease expenditure under this section if a cost that would otherwise constitute a lease expenditure under this section is incurred to explore for, develop, or produce
(n) A carried-forward annual loss may only be applied
(o) A carried-forward annual loss for a lease expenditure incurred on a lease or property that
(s) For purposes of this section,