ASA Standards


New Standards Published

Our newest standards are listed below.  To purchase these and other National and International Standards related to acoustics and vibration, visit the new ASA Online Store.

ANSI/ASA S3.71-2019 American National Standard Methods for Measuring the Effect of Head-worn Devices on Directional Sound Localization in the Horizontal Plane

ANSI/ASA S1.18-2018 American National Standard Method for Determining the Acoustic Impedance of Ground Surfaces

ANSI/ASA S3.6-2018 American National Standard Specification for Audiometers

ASA TR S12.9-2018/Part 6 Rationale for Withdrawing ANSI/ASA S12.9-2008/Part 6 (A Technical Report prepared by ANSI-Accredited Standards Committee S12 and registered with ANSI)

ANSI/ASA S12.71-2018 American National Standard Performance Criteria for Systems that Estimate the Attenuation of Passive Hearing Protectors for Individual Users


U.S. TAG to IEC/TC 29, Electroacoustics, seeks “user” and “general interest” members The U.S. Technical Advisory Group to IEC/TC 29, Electroacoustics, is seeking members in the “user” and “general interest” membership categories. TAG members are organizations such as companies, associations, professional groups, academic research groups, or government agencies that have a direct and material interest in the work of the committee.  To learn more, contact the Standards office at or call 631 390-0215.

ASA Standards Resources

Free Standards for ASA Members

ASA members are eligible to receive five free American National Standards per year, in PDF format, with the exception of NATIONALLY ADOPTED INTERNATIONAL STANDARDS (NAIS), which will be $35 plus tax (plus the use of one of the “five free standards”). Visit the ASA Online store to take advantage of this valuable benefit. After you join or renew your membership, see the Free Standards Tutorial for further information.

Educational Use of Standards

If you are an educator who would like to use one or more standards in your classroom, please contact us at to obtain a site license.  It is now easy and inexpensive to put standards in the hands of your students.

Are you looking for info on classroom acoustics?

You can find two American National Standards on classroom acoustics on the Online store. They are available at no cost to you through the generosity of our sponsors.

ASA also provides three informative booklets on classroom acoustics:
Classroom Acoustics – A resource for creating learning environments with desirable listening conditions
Classroom Acoustics II – Acoustical Barriers to Learning
Classroom Acoustics for Architects – A companion booklet for ANSI – S12.60


How can you participate?
Who else is involved?
Did you ever wonder if your company should participate in the development of acoustics and vibration standards? Visit to find out more.
If you are a USER of standards on acoustics and vibration, your input is important. Contact us!

ASA Standards Travel Awards

ASA International Standards Travel Award

This award can provide limited travel support to a TAG Chair, Head of Delegation or individual expert attending a meeting while in development of international standards in any of the following: ISO/TC 43, ISO/TC 43/SC 1, ISO/TC 43/SC 3, IEC/TC 29, ISO/TC 108, ISO/TC 108/SC 2, ISO/TC 108/SC 4 or ISO/TC 108/SC 5.

Applicants must be ASA members, U.S. Citizens residing in the U.S., and either self-employed, an employee of a small firm, semi-retired, or retired.

Click here for complete details and application.

R.W. Young Travel Award

This award can provide travel support to experts attending meetings of WGs under ISO/TC 43, ISO/TC 43/SC 1, and IEC/TC 29.

Applicants must be ASA members, U.S. Citizens residing in the U.S., and either self-employed, an employee of a small firm, semi-retired, or retired.

Click here for complete details and application.

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