Exemption of electrical plant, etc., for certain processes
12. Any electrical plant, electric line or electricity meter owned by or let for hire or lent to a customer by a public electricity supplier and marked or impressed with a sufficient mark or brand indicating the supplier as the owner thereof—
(a)shall continue to be the property of the supplier notwithstanding that they may be fixed or fastened to any part of the premises in which they may be situated; and
(b)shall be exempt from seizure under the [1981 NI 6] Judgments Enforcement (Northern Ireland) Order 1981; and
(c)shall not be taken in execution under proceedings in bankruptcy against the person in whose possession they may be.