64. (1) Subject to subsection (2) and any regulations under section 68, the Agency shall establish procedures for—

(a) dealing with complaints against the Agency or a service provider, and

(b) reviewing, at the request of a complainant, any recommendation made by a complaints officer following the investigation of a complaint.

(2) Any service provider may, with the agreement of the Agency, establish procedures, in place of the procedures established under subsection (1)(a), for dealing with complaints against the service provider.

(3) The Agency may agree to a service provider establishing such procedures if satisfied that they will be of a comparable standard to the procedures established by the Agency under subsection (1)(a).

(4) Subject to any regulations under section 68, the Agency may assign to another person the Agency’s functions under subsection (1).