New York City Government Agencies
- Department of Buildings
- Department of Environmental Protection
- Department of Housing Preservation and Development
- Landmarks Preservation Commission
- Department of Sanitation
- Department of Consumer Affairs
New York State Government Agencies
- NYS Government Information Locator Service
- NYS Division of Housing and Community Renewal
- New York State Energy Research & Development Authority
Federal Government Agencies
- U.S. Consumer Gateway. A federal guide to consumer resources and information.
- Environmental Protection Agency.
- Department of Housing and Urban Development.
Heating System Resources