20.—(1) Regulations may make provision (including provision modifying this Order) for any case in which two or more compensation payments in the form of lump sums are made by the same person to or in respect of the injured person in consequence of the same accident, injury or disease.
(2) The regulations may (among other things) provide—
(a)for the re-calculation in accordance with Article 10 of the amount of any compensation payment,
(b)for giving credit for amounts already paid, and
(c)for the payment by any person of any balance or the recovery from any person of any excess.
(3) For the purposes of paragraph (2), the regulations may provide for the gross amounts of the compensation, ,payments to be aggregated and for—
(a)the aggregate amount to be taken to be the gross amount of the compensation payment for the purposes of Article 10,
(b)so much of the aggregate amount as is attributable to a head of compensation listed in column (1) of Schedule 2 to be taken to be the part of the gross amount which is attributable to that head,
and for the amount of any recoverable benefit shown against any head in column (2) of that Schedule to be taken to be the amount determined in accordance with the most recent certificate of recoverable benefits.
(4) Regulations may make provision (including provision modifying this Order) for any case in which, in final settlement of the injured person's claim, an agreement is entered into for the making of—
(a)periodical compensation payments (whether of an income or capital nature), or
(b)periodical compensation payments and lump sum compensation payments.
(5) Regulations made by virtue of paragraph (4) may (among other things) provide—
(a)for the relevant period to be treated as ending at a prescribed time,
(b)for the person who is to make the payments under the agreement to be treated for the purposes of this Order as if he had made a single compensation payment on a prescribed date.
(6) A periodical payment may be a compensation payment for the purposes of this Article even though it is a small payment (as defined in Part II of Schedule 1).