3. In regulation 7(1) of the principal regulations (days not to be treated as days of unemployment or incapacity for work), for sub-paragraph (h) there is substituted—
“(h)subject to regulations 9, 9A, 9B and 9C, a day shall not be treated as a day of unemployment if on that day a person is engaged in any employment unless—
(i)the earnings derived from that employment, in respect of that day, do not exceed £2.00, or, where the earnings are earned in respect of a longer period than a day, the earnings do not on the daily average exceed that amount, and
(ii)he is available on that day to be employed full-time in some employed earner's employment, and
(iii)if the employment in which he is engaged is employed earner's employment, it is not in his usual main occupation or it is done for or organised through—
(a)a charity, or
(b)a local authority, health authority, preserved board or health board in providing a service which is capable of being provided by a charity;”.