4. In regulation 2 of the Social Security (General Benefit) Regulations 1982(1) (exceptions from disqualification for imprisonment etc.)(2) —
(a)in paragraph (2) for the words “reduced earnings allowance” there shall be substituted the words “reduced earnings allowance, retirement allowance”;
(b)for paragraph (6) there shall be substituted the following paragraph—
“(6) Subject to paragraph (7), the said provisions shall not operate to disqualify a person for receiving disablement benefit, other than any increase of that benefit, for any period during which he is undergoing imprisonment or detention in legal custody.”.