The Prefeitura Municipal de Niterói is the municipal government of Niterói, Brazil, providing public services and information for residents, businesses, and visitors. Led by the mayor and vice-mayor, it works through municipal departments, regional administrations, public companies, and other agencies to manage local priorities and city services. Its responsibilities span health, education, culture, urban planning and mobility, public safety, environmental action, sports, economic development, and social programs.

Through its online portal, the Prefeitura shares local news, public notices, official publications, transparency information, and ways to contact municipal offices. Residents can access digital services such as property tax and service-tax information, process tracking, certificates, ITBI requests, public permit searches, and electronic invoices. The site also provides access to the ombudsman, press resources, and information about Niterói’s neighborhoods, beaches, parks, museums, trails, and cultural attractions. Recent initiatives highlighted by the city include mobile service events, vaccination campaigns, public works, environmental recovery, and community programs. Its role is to coordinate local government and connect the public with municipal services, information, and opportunities.