The Department of Public Works enforces regulations addressing solid waste and sanitation, recycling, maintaining public space, and parking regulations. A listing of those regulations is set out below. You can search for the most up-to-date copies of these regulations and others on the website for the Office of the Secretary of the District of Columbia, at www.dcregs.org. Most sections have several subsections; please remember to search the entire section to find the provision that you are interested in.