88.—(1) This section applies to a reservist—

(a) who has entered into an agreement in writing to be liable to be called out on permanent service under this section, and

(b) who has not revoked such agreement (which revocation may be effected by his giving three months’ notice in writing to a prescribed officer).

(2) Whenever operations for the defence of the State are in preparation or in progress, the Government may authorise the Minister to give such directions as he thinks necessary with regard to the calling out on permanent service of reservists to whom this section applies.

(3) Where—

(a) the Minister in pursuance of an authorisation under subsection (2) of this section gives directions with regard to the calling out on permanent service of any reservists, and

(b) a notice is served on any reservist to whom the directions relate requiring him to attend at a specified time and place,

the following provisions shall have effect—

(i) that reservist shall, for the purposes of this Act, stand called out on permanent service as from the time at which he is required by the notice to attend,

(ii) that reservist shall cease to be called out on permanent service on the expiration of the period of three months after being so called out unless—

(I) a proclamation authorising the calling out of reservists on permanent service has been made and is then in force, or

(II) he is sooner released by the prescribed military authority,

(iii) if a proclamation authorising the calling out of reservists on permanent service is in force on the expiration of that period, then, unless he has been sooner released by the prescribed military authority—

(I) he shall continue to stand called out on permanent service,

(II) section 87 shall apply in respect of him as if he had been called out on permanent service under that section.