31.—(1) A local authority may—

(a) engage or participate in the recovery of waste, and for that purpose may enter into one or more agreements with any other local authority or other person,

(b) buy or otherwise acquire waste for the purpose of recovering it,

(c) use, sell or otherwise dispose of any material or thing, including energy, recovered from waste.

(2) For the purpose of subsection (1), “local authority” includes the corporation of a borough of any kind and the council of an urban district.