8.  After regulation 106, insert—

“106ZA— (1) A taxable person who—

(a) was entitled to attribute his input tax to taxable supplies under regulation 105A(1)(b) or regulation 106(1)(b) in his immediately preceding longer period, and

(b) does not expect to incur more than £1,000,000 input tax in his current longer period,

may treat input tax incurred in each prescribed accounting period within his current longer period as attributable to taxable supplies, provided that he does so for all of the prescribed accounting periods that fall within that longer period.

(2) For the purposes of this regulation in relation to a taxable person, “immediately preceding longer period” means the longer period applicable to that person which ends immediately before the longer period in which the prescribed accounting period in respect of which he is making the attribution under paragraph (1) above falls.”.