In section 2 of the M1Rights of Entry (Gas and Electricity Boards) Act 1954 (warrant to authorise entry), for subsection (4) there shall be substituted the following subsection—

“(4)

Every warrant granted under this section shall continue in force until—

(a)

the time when the purpose for which the entry is required is satisfied; or

(b)

the end of the period of 28 days beginning with the day on which the warrant was granted,

whichever is the earlier.”