Standards.Gov
http://www.standards.gov

NSSN: A National Resource for
Global Standards
http://www.nssn.org/

Global Engineering Documents Standards Searches
http://global.ihs.com/

Organizations Providing Standards,
Specifications, and Codes
http://www.library.uiuc.edu/grainger/
resrc/standard/stand3.htm

ISO: International Organization for
Standardization
http://www.iso.ch/

European Union Directives & Standards
http://www.newapproach.org/Directives/
DirectiveList.asp

Index of Federal Specifications and
Standards
http://apps.fss.gsa.gov/pub/fedspecs/index.cfm

American National Standards Institute
(ANSI) Store
http://webstore.ansi.org/

ASTM Standards
http://www.astm.org/cgi-bin/
SoftCart.exe/STORE/store.htm?E+mystore

DOE Full-Text Technical Standards
http://tis.eh.doe.gov/techstds/standard/

OSHA Regulations and Standards
http://www.osha.gov/pls/oshaweb/owasrch.search_form?
p_doc_type= STANDARDS&p_toc_level=0

EPA Laws and Regulations
http://www.epa.gov/lawsregs/

Department of Defense Index of
Specification & Standards
http://stinet.dtic.mil/

Department of Defense Single Stock Point for Military Specifications, Standards, and Related Publications
http://dodssp.daps.dla.mil/

National Institute of Standards and Technology
http://www.nist.gov/welcome.html