American Petroleum Institute
http://www.api.org/

American Society for Nondestructive Testing
http://www.asnt.org

American Society for Testing & Materials
http://www.astm.org/

American Society of Mechanical Engineers
http://www.asme.org/

Association of State & Territorial Solid Waste Management Officials
http://www.astswmo.org/

Environmental Protection Agency
http://www.epa.gov/

FAA/Federal Aviation Administration
http://www.faa.gov/

MDE/Maryland Department of the Environment
http://www.mde.state.md.us/programs/Land/OilControl/Pages/programs/landprograms/oil_control/index.aspx

DDOE/DC Department of the Environment
http://ddoe.dc.gov/

MOSH/Maryland Occupational Safety & Health
http://www.dllr.state.md.us/labor/mosh/

NACE/The National Association of Corrosion Engineering
http://www.nace.org/nace/index.asp

NISTM/The National Institute for Storage Tank Management
http://nistm.org/

The Association for Convenience & Fuel Retailing
http://www.nacsonline.com

Nickel Institute
http://www.nickelinstitute.org/

OPW
http://www.opwglobal.com/

OSHA/U.S. Department of Labor Occupational Safety and Health Administration
http://www.osha.gov/

Petroleum Equipment Institute
http://www.pei.org

Steel Tank Institute
http://www.steeltank.com/