A relevant authority may sell any materials that—
have been removed by them from any premises, including a street, when executing works under this Act or otherwise carrying this Act into effect, and
are not before the expiration of three days from the date of their removal claimed by the owner and taken away by him.
Where a relevant authority sell materials under this section, they shall pay the proceeds to the person to whom the materials belonged, after deducting the amount of any expenses recoverable by them from him.
This section does not apply to refuse removed by a relevant authority.
In this section "relevant authority" means a local authority or the regulator.