Commissioners for Oaths Act 1889

6 Powers as to oaths and notarial acts abroad.

(1) Every British ambassador, envoy, minister, chargé d'affaires, and secretary of embassy or legation exercising his functions in any foreign country, and every British consul-general, consul, vice-consul, acting consul, pro-consul, and consular agent exercising his functions in any foreign place may, in that country or place, administer any oath and take any affidavit, and also do any notarial act which any notary public can do within the United Kingdom ; and every oath, affidavit, and notarial act administered, sworn, or clone by or before any such person shall be as effectual as if duly administered, sworn, or done by or before any lawful authority in any part of the United Kingdom.

(2) Any document purporting to have affixed, impressed, or subscribed thereon or thereto the seal and signature of any person authorised by this section to administer an oath in testimony of any oath, affidavit, or act being administered, taken, or done by or before him, shall be admitted in evidence without proof of the seal or signature being the seal or signature of that person, or of the official character of that person.