73.— Section 253 of the Principal Act is amended—

(a) in subsection (1), by the substitution of “enter a premises or on land” for “enter any premises”,

(b) in subsection (3)—

(i) by the substitution of “enters a premises or on land” for “enters any premises”, and

(ii) by the substitution of the following for paragraph (a):

“(a) require from an occupier of the premises or land or any person employed on the premises or land or any other person on the premises or land such information, or”,

(c) in subsection (4)—

(i) in paragraph (a) by the substitution of—

(I) “prevented from entering a premises or on land” for “prevented from entering any premises”,

(II) “present in a premises or on land” for “present in any premises”, and

(III) “by the authorised person in the premises or on the land” for “by the authorised person in the premises”,

(ii) in paragraph (b) by the substitution of—

(I) “prevented from entering a premises or on land” for “prevented from entering a premises”,

(II) “to enter the premises or on the land concerned, if need be by force” for “to enter, if need be by force, the premises concerned”.