PART XIVINPUT TAX AND PARTIAL EXEMPTION
Adjustment of attributionF1107C
For the purposes of regulations 107A and 107B, a difference is substantial if it exceeds—
a
£50,000; or
b
50% of the amount of input tax falling to be apportioned under regulation 101(2)(d) within the prescribed accounting period referred to in regulation 107A(1), or longer period, as the case may be, but is not less than £25,000.