It is the duty of every local weights and measures authority in England and Wales to enforce within their area the provisions of sections 169A and 169B of this Act.

A local weights and measures authority shall have power to make, or to authorise any person to make on their behalf, such purchases of goods as may appear expedient for the purpose of determining whether or not the provisions of section 169A or 169B of this Act are being complied with.

In this section “local weights and measures authority” has the meaning given by section 69 of the Weights and Measures Act 1985 (local weights and measures authorities).