ANSI/ASA-S3.41 › Complete Document History
American National Standard - Audible Emergency Evacuation (E2) and Evacuation Signals with Relocation Instructions (ESRI)

Complete Current Edition:
   2015 R20 EDITION - REAFFIRMED IN 2020 - June 5, 2020

Obsolete Revision Information:
   2015 EDITION - Audible Emergency Evacuation (E2) and Evacuation Signals wit - July 14, 2015
   1990 R08 EDITION - REAPPROVED IN 2008 - Jan. 1, 2008
   1990 EDITION - Audible Emergency Evacuation Signal - Jan. 1, 1990