RSA 77-A:2-b — Conditions for Employment of Only Water's Edge Combination. –

I. The commissioner shall determine liability for any business organization subject to the tax imposed under RSA 77-A:2 for the elements of both tax base and apportionment by the water's edge method except as provided in paragraph II.
II. The commissioner shall not be compelled to apply the water's edge method if the taxpayer fails to comply with the rules adopted by the department of revenue administration or the procedural requirements of RSA 77-A.