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    Section 502.4 - Automated Dispatch and Messaging System and Voice Communication System Requirements

    Please note that Section 502.4 will be renumbered to Section 201.10 on April 1, 2024.

    Document history

    • Current Mar. 27, 2015

      Current effective Section 502.4

      Download (219 KB)
    • Future Apr. 1, 2024

      Future effective Section 201.10

      Download (104 KB)
    • Archive Jul. 2, 2014

      Previous effective document July 2, 2014 - March 26, 2015.

      Download (203 KB)
    • Archive Jan. 8, 2013

      Previous effective document January 8, 2013 - July 1, 2014.

      Download (322 KB)
    • Archive Jun. 1, 2011

      Previous effective document June 1, 2011 - January 7, 2013.

      Download (314 KB)
    • Archive Sep. 12, 2005

      Operational Voice Communications Standard
      September 12, 2005 - June 1, 2011

      Download (4.2 MB)
    • Archive Jul. 28, 2003

      OPP 003.3 Operational Voice Communications for the AIES
      July 28, 2003 - September 12, 2005

      Download (169 KB)