A building society may not make more than one claim to relief under paragraph 5 of Schedule 16 to the Taxes Act 1988 (set-off of income tax borne on company income against tax payable) in respect of the same deduction.

In sub-paragraph (1) above, the reference to a claim under paragraph 5 of Schedule 16 to the Taxes Act 1988 includes a reference to a claim under that paragraph as applied by regulations under section 477A(1) of that Act.