100.—(1) No deduction shall be made from any pay, allowance, gratuity or grant unless—

(a) the deduction is authorised by regulations made under subsection (2) of section 97, or by sections 98 or 99 or by an Act of the Oireachtas, or

(b) the deduction is authorised by subsection (2) of this section.

(2) Where a member of the Defence Forces consents in writing to such deduction and the deduction has the approval of the prescribed authority, a deduction may be made from that member’s pay, allowances, gratuities or grants.

(3) Pay, allowances, gratuities and grants shall not be capable of being attached or otherwise made available by civil process for the payment of any debt.