ANSI-Accredited Standards Developers
The American National Standards Institute (ANSI) accredits qualified organizations to develop standards in the technical area in which they have expertise. ANSI's role is to administer the voluntary consensus standards system, providing a neutral forum for the development of policies on standards issues and serving as an oversight body to standards development and conformity assessment programs and processes.

ANSI-Accredited U.S. Technical Advisory Groups to ISO
The International Organization for Standardization (ISO) has more than 800 technical committees and subcommittees involved in standards development. The United States participates on more than 600 of these committees. This list contains all of the ISO technical committees and subcommittees. If the U.S. is active in an activity, the name of the US standards developing organization (SDO) that serves as the Technical Advisory Group (TAG*) administrator is provided in the detail listing.

USNC-Approved U.S. Technical Advisory Groups to IEC
The International Electrotechnical Commission (IEC) has more than 169 technical committees and subcommittees involved in standards development. The United States participates on more than 152 of these committees. This list contains all of the IEC technical committees and subcommittees. If the U.S. is active in an activity, the name of the USNC-approved Technical Advisory Group (TAG*) administrator is provided in the detail listing.

*U.S. positions on technical – and certain policy – issues under consideration within the ISO and IEC technical committee structure are developed by Technical Advisory Groups (TAGs). TAGs also nominate the experts who will represent the United States in technical committee discussions at ISO and IEC meetings.