Databases and E-Resources at the Library of Congress

National Standards Systems Network

Access: Publicly available resource

Description: The NSSN contains over 250,000 references to standards from more than 600 developers worldwide. These have been grouped into six categories.

  • Approved Industry Standards
  • Approved International Standards
  • Approved U.S. Government Standards
  • Industry Standards Under Development
  • International Standards Under Development
  • U.S. Government Standards Under Development
The NSSN search engine provides the ability to limit or expand searches to a particular category.

Many standards are available through the Library of Congress Technical Reports and Standards Unit (TRS) .

Coverage: Various Dates

Subject(s):
Publicly Available Resources
Science & Technology
Technical Reports and Standards

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