Decision of registrar, evidence and costs

Making and subscription of statutory declaration or affidavit
50. (1) Any statutory declaration or affidavit filed under the Act or these Rules shall be made and subscribed as follows—
(a) in the United Kingdom, before any justice of the peace or any commissioner or other officer authorised by law in any part of the United Kingdom to administer an oath for the purpose of any legal proceedings;
(b) in any other part of Her Majesty’s dominions or in the Republic of Ireland, before any court, judge, justice of the peace or any officer authorised by law to administer an oath there for the purpose of any legal proceedings; and
(c) elsewhere, before a commissioner for oaths, notary public, judge or magistrate.
(2) Any document purporting to have affixed, impressed or subscribed thereto or thereon the seal or signature of any person authorised by paragraph (1) above to take a declaration may be admitted by the registrar without proof of the genuineness of the seal or signature, or of the official character of the person or his authority to take the declaration.