(1) The Principal Act is amended -
(a) in section 97 by inserting the following after subsection (2H) (inserted by Finance Act 2003):
(a) Notwithstanding subsection (2), a deduction shall not be authorised by paragraph (e) of that subsection by reference to interest payable for a chargeable period (within the meaning of section 321) on borrowed money employed in the purchase, improvement or repair of a rented residential premises unless the person chargeable can show that the registration requirements of Part 7 of the Residential Tenancies Act 2004 have been complied with in respect of all tenancies which existed in relation to that premises in that chargeable period.
(b) For the purposes of paragraph (a), a written communication from the Private Residential Tenancies Board to the chargeable person confirming the registration of a tenancy, relating to a rented residential premises to which paragraph (a) applies, shall be accepted as evidence that the registration requirement in r
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