Section 153(1) of the Highways Act 1980 (HiA 1980) provides that a door, gate or bar which is put up on any premises and opens on a street shall be so put up as not to open outwards unless, in the case of a door, gate or bar put up on a public building, the local authority for the area in which the building is situated and also, if the street is a highway, the highway authority, consent to its being otherwise put up. The local authority or, if relevant, the highway authority, may pursuant to section 153(2) by notice to the occupier, require him to alter, so as