44.—(1) Subject to the following provisions of this regulation, this Part applies even if the injury or disease was sustained or contracted before the date on which these Regulations come into force.
(2) Regulations 39 and 41 do not apply if the cessation of employment occurred before 31st March 1972, regulation 40 does not apply if the reduction of remuneration occurred before that date and regulation 42 does not apply if the death occurred before that date.
(3) Any injury benefit treated by virtue of regulation L9(6) of the Superannuation Regulations as having been paid under Part L of those Regulations shall be treated as if it were an allowance or lump sum, as the case may be, paid under this Part.
(4) If adequate provision has already been made for a person under regulation 7 of the Benefits Regulations, this Part does not apply to him.
(5) Where–
(a)by virtue of paragraph (2) regulation 39, 40, 41 or 42 applies in a case where the cessation of the employment, the reduction of remuneration or, as the case may be, the death occurred before 21st December 1987; and
(b)paragraphs (3) and (4) do not apply,
the relevant employer shall decide what allowance or lump sum (if any) is to be granted in accordance with this Part for any past or future period (but in making that decision the relevant employer shall take into account any allowance to which the person is or was entitled under regulation 8 of the Benefits Regulations).
(6) Regulation 43(2)(c) has effect in cases where the cessation of employment, reduction in remuneration or death in question occurred before 6th April 1988 with the insertion after the word “otherwise)” of the words “out of any fund to which any body which employed him in relevant employment has made any contributions in respect of him or out of any fund to which assets of any such fund were transferred”.