Relief in case of double assessment
50(1)A company which believes it has been assessed to tax more than once for the same cause and for the same accounting period may make a claim for relief—
(a)by notice in writing,
(b)given to the Board.
(2)If on a claim being made the Board are satisfied that the company has been assessed to tax more than once for the same cause and for the same accounting period, they shall amend the assessment or assessments concerned, or give relief by way of discharge or repayment of tax or otherwise, so as to eliminate the double charge.
(3)An appeal against the Board’s decision on a claim for relief under this paragraph may be brought to the Commissioners having jurisdiction to hear an appeal relating to the assessment, or the later of the assessments, to which the claim relates.