Land Act 1994

A person is an adjacent owner for non-tidal watercourse land if the person is the owner of land that adjoins a non-tidal boundary (watercourse) of the non-tidal watercourse land.

Also, a person is an adjacent owner for non-tidal watercourse land if—

the non-tidal watercourse land extends from the non-tidal boundary (watercourse) on 1 side of the watercourse (the subject boundary) past the line along the middle of the bed of the watercourse; and

the person is the owner of land that adjoins the non-tidal boundary (watercourse) of the non-tidal watercourse land on the other side of the watercourse, opposite the subject boundary.

A person is an adjacent owner for non-tidal lake land if the person is the owner of land that adjoins a non-tidal boundary (lake) of the non-tidal lake land.

Also, a person is an adjacent owner for non-tidal lake land if—

the non-tidal lake land extends from the non-tidal boundary (lake) on 1 side of the lake (the subject boundary) past the centre of the lake; and

the person is the owner of land that adjoins the non-tidal boundary (lake) of the non-tidal lake land on the other side of the lake, opposite the subject boundary.