Adhering to lighting regulations in the workplace can be a tricky business. Unfortunately, there are not always clear and concise guidelines demonstrating exactly what lighting levels you should be maintaining. On top of this, it can be tricky to know where to look for relevant answers. Under the Health & Safety at Work Act of 1974, an employer has a duty to ensure the health & safety of employees. The Act includes a duty to provide lighting to ensure that work can be undertaken safely.