“(1) Where a person who is not liable to be registered under this Act and is not already so registered satisfies the Commissioners that he:- (b) is carrying on a business and intends to make supplies [within sub-paragraph (2) below] in the course or furtherance of that business, and … is within sub-paragraph (3) below, they shall, if he so requests, register him with effect from the day on which the request is made or from such earlier date as may be agreed between them and him. (2) A supply is with this sub-paragraph if: (a) it is made outside the United Kingdom but would be a taxable supply if made in the United Kingdom …. (3) A person is within this sub-paragraph if:_ (a) ……….. his usual place of residence is in the United Kingdom; and (b) he does not make and does not intend to make taxable supplies. (4) (b) “usual place of residence” in relation to a body corporate, means the place where it is legally constituted”