Alaska Statutes Title 43. Revenue and Taxation § 43.55.075. Limitation on assessment and amended returns

(a) Except as provided in AS 43.05.260(c), the amount of a tax imposed by this chapter must be assessed within six years after the return was filed.

(b) A decision of a regulatory agency, court, or other body with authority to resolve disputes that results in a retroactive change to a lease expenditure, to an adjustment to a lease expenditure, to costs of transportation, to sale price, to prevailing value, or to consideration of quality differentials relating to the commingling of oils has a corresponding effect, either an increase or decrease, as applicable, on the production tax value of oil or gas or the amount or availability of a tax credit as determined under this chapter. For purposes of this section, a change to a lease expenditure includes a change in the categorization of a lease expenditure as a qualified capital expenditure or as not a qualified capital expenditure. The producer shall

(c) If an alteration in or modification of a producer's federal income tax return or a recomputation of the producer's federal income tax or determination of deficiency occurs that affects the amount of a tax imposed on the producer under this chapter, the producer shall

(d) In this section,