Party Wall etc. Act 1996

16 Offences

(1) If—

(a) an occupier of land or premises refuses to permit a person to do anything which he is entitled to do with regard to the land or premises under section 8(1) or (5); and

(b) the occupier knows or has reasonable cause to believe that the person is so entitled,

the occupier is guilty of an offence.

(2) If—

(a) a person hinders or obstructs a person in attempting to do anything which he is entitled to do with regard to land or premises under section 8(1) or (5); and

(b) the first-mentioned person knows or has reasonable cause to believe that the other person is so entitled,

the first-mentioned person is guilty of an offence.

(3) A person guilty of an offence under subsection (1) or (2) is liable on summary conviction to a fine of an amount not exceeding level 3 on the standard scale.