The Lagos State Infrastructure Maintenance and Regulatory Agency (LASIMRA) is responsible for regulating utility infrastructure in Lagos state. The goal of the agency is to ensure that standards and effectiveness are maintained in infrastructural development. The agency is a parastatal established by the "Lagos State government law NO 13 of July and published in the official gazette NO 23 volume 37 of 27th August, 2004", under the supervision of the Lagos State Ministry of Works and Infrastructure. LASIMRA was established by the then Governor Asiwaju Bola Ahmed Tinubu. The head office of the agency is located at 2 Yusuf Close, Off Bayo Ajayi Street Agidingbi, Ikeja, Lagos state.
LASIMRA regulates utility infrastructure development of the following sectors/companies in Lagos State. They are: