A High Court ruling has upheld a local authority's right to enforce strict controls on 'To Let' and 'For Sale' boards, in a judgment that letting agents, landlords and property marketers ignore at their peril. The case, brought after a council pursued enforcement action against agents accused of breaching advertisement consent rules, confirms that local authorities have substantial legal latitude to restrict, fine and ultimately remove non-compliant boards from residential streets. For an industry that has treated street boards as a low-cost, high-visibility marketing staple for decades, this ruling signals a shift towards tighter regulatory oversight of one of lettings' most visible practices.