4.—(1) For the purposes of calculating the amount of any payment to which any person is entitled pursuant to any support scheme in respect of a relevant scheme year, the National Assembly or (in the case of payments under Board schemes) the Intervention Board shall deduct from the relevant amount the specified proportion of that amount, and shall apply the sum so deducted by way of funds for one or more of the relevant purposes.
(2) For the purposes of paragraph (1), a payment of agrimonetary compensation shall be treated as made in respect of the scheme year in respect of which the principal payment which it supplements was made.
(3) In this regulation, “the specified proportion” means—
(a)in respect of the scheme year which begins in 2001, 2.5%;
(b)in respect of scheme year which begins in 2002, 3.0%;
(c)in respect of the scheme year which begins in 2003 and that which begins in 2004, 3.5%; and
(d)in respect of the scheme year which begins in 2005 and that which begins in 2006, 4.5%.