(k) any payment made under the National Health Service (Scotland) (Injury Benefits)  Regulations 1998( a )  the Health and Personal Social Services (Injury Benefits)  Regulations (Northern Ireland) 2001( b ) or the National Health Service (Injury Benefits)  Regulations 1995( c );  (l) any benefit that is equivalent or substantially similar to those listed in sub-paragraphs (a)- (k) above (including benefits awarded under the legislation of another country or  dependent territory).  (a) a person is determined to be entitled to victims’ payments in respect of disablement  suffered by that person or another person  but  (b) compensation has previously been paid to the person so entitled in respect of that  disablement  and  (c) the compensation referred to in sub-paragraph (b) exceeds the amount of exempted  compensation.  (a) in proceedings on a claim   (b) in settlement of a claim (whether or not proceedings on the claim were brought before a  court)  or  (c) under a scheme established under a statutory provision.  (a) the amount of compensation referred to in sub-paragraph (b) which is in excess of the  amount of exempted compensation;  (b) the period of time since any such compensation was paid  and  (c) any other factor the Board considers relevant.  (a) the number of weeks since the relevant incident  and  (b) the appropriate rate.  (a) beginning with the date of the relevant incident  and  (b) ending with the date of the determination of the person’s entitlement to victims’  payments.  Adjustment in respect of past compensation  20. —(1) This regulation applies in a case where—  (2) The reference in paragraph (1)(b) to the payment of compensation is a reference to the  payment of compensation—  (3) The Board may  to the extent that Board considers appropriate  adjust the amount of victims’  payments payable to the person in respect of the amount compensation mentioned in paragraph  (1)(b) which is in excess of the amount of exempted compensation.  (4) In considering whether  and to what extent  to exercise the power in paragraph (3)  the Board  must have regard in particular to —  (5) The exempted amount of compensation is calculated by taking the following three steps.  (6) The first step is to calculate the amount a person would have received had they been entitled  to victims’ payments from the date of the relevant incident  by multiplying together—  (7) The second step is to adjust the amount calculated under step 1 for inflation  using the ratio  published by the Treasury and known as the Gross Domestic Product deflator by reference to the  period—  (8) The third step is to further adjust the amount calculated under step 1 to reflect the time value  of money  with reference to the Bank of England base rate.  ( a ) 1998 No. 1594 (S. 84).  ( b ) S.R. 2001 No. 365.  ( c ) S.I. 1995/866.  14