(1)For the purposes of this Part a jobholder is a worker—
(a)who is working or ordinarily works in Great Britain under the worker’s contract,
(b)who is aged at least 16 and under 75, and
(c)to whom qualifying earnings are payable by the employer in the relevant pay reference period (see sections 13 and 15).
(2)Where a jobholder has more than one employer, or a succession of employers, this Chapter applies separately in relation to each employment.
(3)Accordingly—
(a)references to the employer are references to the employer concerned;
(b)references to membership of a pension scheme are references to membership in relation to the employment concerned.