Deemed supply: use of commodities by utilities and producersU.K.
23(1)Where an electricity utility—U.K.
(a)has electricity available to it, and
(b)as regards a quantity of the electricity, makes no supply of that quantity to another person but causes it to be consumed in the United Kingdom,
the utility is for the purposes of this Schedule deemed to make a supply to itself of that quantity of the electricity.
(2)Where a gas utility—
(a)holds gas in a gaseous state, and
(b)as regards a quantity of the gas, makes no supply of that quantity to another person but causes it to be burned in the United Kingdom,
the utility is for the purposes of this Schedule deemed to make a supply to itself of that quantity of the gas.
(3)Where—
(a)a person has produced a taxable commodity,
(b)the commodity is either—
(i)a taxable commodity other than electricity, or
(ii)electricity that has been produced from taxable commodities, and
(c)as regards a quantity of the commodity, the person makes no supply of that quantity to another person but causes it to be burned (or, in the case of electricity, consumed) in the United Kingdom,
the person is for the purposes of this Schedule deemed to make a supply to himself of that quantity of the commodity.
(4)The Commissioners may by regulations make provision for electricity to be treated for the purposes of sub-paragraph (3)(b)(ii)—
(a)as produced from taxable commodities unless prescribed conditions are fulfilled, or
(b)as produced otherwise than from taxable commodities only where prescribed conditions are fulfilled.
(5)The conditions that may be prescribed under sub-paragraph (4) include, in particular, conditions in connection with the materials from which the electricity is produced.