if the employment in question of the employed person was in, or carried out from, an establishment for the time being registered under section 7(1) of the principal Act, unless the employer shows that he is not entitled to a payment in respect of that person and the contribution week in question under section 1 or 2 of that Act; or

if the employer is entitled in respect of the employed person and the week in question to a payment under section 5 or 6 of the principal Act; or

if the employed person's employment is an excepted employment as defined in section 10(1) of the principal Act other than employment in the Post Office Savings Bank; or

if the employer is an employer to whom section 3 of the principal Act applies, unless the employed person was employed in the week in question in a part of the employer's business which is specified in Part II of Schedule 1 to that Act; or

if the employer is, or the employed person is treated for the purposes of section 4 of the principal Act as employed by, an employer to whom the said section 4 applies ; or

if the employer is a national health service employer, that is to say, is a body specified in Schedule 3 to the [1965 c. 62.] Redundancy Payments Act 1965 ;

of the payment of selective employment tax;

of the number of hours worked by that employed person in that week; and

of the number of hours of work in a week normally involved for that person in consequence of the terms of any contract or by reason of any office held by him.