(1) NAMA or a NAMA group entity may certify under its seal or common seal, as the case requires, that NAMA or the NAMA group entity holds a bank asset specified in the certificate.
(2) A document purporting to be a certificate issued in accordance with subsection (1) -
(a) shall be taken to be such a certificate, and to have been certified under the seal of NAMA or the NAMA group entity, as the case may be, unless the contrary is proved, and
(b) is conclusive as to the matters set out in it.