"(8) Regulations may provide for the zero-rating of supplies of goods, or of such goods as may be specified in the regulations, in cases where– (a) The Commissioners are satisfied that the goods have been or are to be exported to a place outside the member States ... and (b) Such other conditions, of any, as may be specified in the regulations or the Commissioners may impose are fulfilled."
"129 – (1) Where the Commissioners are satisfied that– (a) Goods intended for export to a place outside the member States have been supplied, otherwise than to a taxable person, to– (i) A person not resident in the United Kingdom ... and (b) The goods were exported to a place outside the member States, the supply, subject to such conditions as they may impose, shall be zero-rated."
"... if there be proved a regular, habitual mode of life in a particular place, the continuity of which has persisted despite temporary absences, ordinary residence is established provided only it is adopted voluntarily and for a settled purpose."