39-14-204(a). The monthly tax payments are due on or before the

39-14-204(a). The monthly tax payments are due on or before the twenty-fifth day of the second month following the month of production. If the report the taxpayer is required to file shows tax due, the taxpayer shall pay the tax due when the report is filed. The department may allow extensions for paying taxes by regulation. The department may, if an extension is granted, request the payment of the reasonable estimate of ninety percent (90%) of the tax by the statutory due date, with the remaining tax remitted with the extended return;

(iv) If a taxpayer's liability for severance taxes is less than thirty thousand dollars ($30,000.00) for the preceding calendar year, monthly payment requirements are waived and the taxpayer shall pay the tax annually. The annual report and payment are due on February 25 of the year following the year in which production occurred. If a taxpayer who pays annually accumulates an annual liability exceeding thirty thousand dollars ($30,000.00), that taxpayer shall commence remitting tax payments as provided in paragraph (iii) of this subsection during the production year following the year in which the accumulated tax liability exceeded thirty thousand dollars ($30,000.00). It is the taxpayer's responsibility to notify the department concerning the change from annual to monthly payment requirements or from monthly to annual payment.

(c) Timelines. Except as otherwise specifically provided, there are no general applicable provisions for timelines for this article.

39-14-208. Enforcement.

(a) General. The following shall apply:

(i) If the statement provided by W.S. 39-14-207(a)(i) is not filed, the department shall value the crude oil, lease condensate or natural gas production from the best information available. The department may use information other than contained in the statement provided by W.S. 39-14-207(a)(i) to determine the fair market value of the production provided by W.S. 39-14-202(a);

(ii) When a taxpayer producing crude oil, lease condensate or natural gas fails to pay the severance taxes when due, the purchaser of the produced crude oil, lease condensate or natural gas shall withhold and remit to the department the taxpayer's subsequently accruing taxes on the produced crude oil, lease condensate or natural gas acquired by the purchaser. This provision is subject to the following conditions:

(A) The department shall notify the purchaser and taxpayer in writing on or before the first day of the production month for which subsequent taxes are due that the purchaser shall begin remitting taxes to the department as provided in W.S. 39-14-207(b)(iii);

(B) The department shall notify the purchaser in writing of the proper rates for calculating taxes due and the percentage of the produced crude oil, lease condensate or natural gas subject to taxation;

(C) The amount of tax paid by a purchaser to the department, as required by this paragraph, shall offset and satisfy all claims for payments for the purchase of produced crude oil, lease condensate or natural gas to the extent of the tax payment;

(D) This paragraph shall not apply under circumstances where the purchaser is required to continue payments due to legal proceedings;

(E) This paragraph shall not apply until after the purchaser has been notified in writing that subsequent accruing taxes will be payable by the purchaser.

(iii) Severance taxes due together with interest, penalties and costs shall be collectible by the department by appropriate judicial proceedings.

(b) Audits. The following shall apply:

(i) The department may employ examiners and obtain other technical services, to investigate and examine the books and records of any person paying ad valorem taxes under W.S.