This division applies in relation to—
(a) land lying between the carriageway of a public street and the boundary of leased land; and
(b) any part of a public street, including land lying between the carriageways of a public street; and
(c) any other unleased land, other than unleased land on which there are premises in respect of which the housing commissioner is the lessor under a residential tenancy agreement within the meaning of the Residential Tenancies Act 1997
to which that Act applies.