Part 1: Leasehold houses Section 17: Enforcement by trading standards authorities
Section 17 provides for the local weights and measures authorities in England or Wales to investigate and enforce breaches of the ban.
	Subsection (1) sets out that it is the duty of every local weights and measures authority in England or Wales to enforce the leasehold house restrictions in its area.
	Subsection (2) clarifies that penalties are applicable to breaches of specific Sections of the Act relating to the grant of a long lease of a house (unless the lease is a permitted lease), the assignment of a long lease of house (unless the assignment is of a permitted lease), the marketing of a new long lease of a house, and the provision of a warning notice for a new long lease of a house.
	Subsection (3) states that a breach occurs in the area where the house is located, and if it is located in more than one area, the breach is considered to have occurred in each of those areas.
	Subsection (4) clarifies that the duty in subsection (1) is subject to subsequent Sections, including how the penalties are to be enforced (Financial penalties: cross-border enforcement (4)), and the role of the lead enforcement authority (Enforcement by the lead enforcement authority).