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BTL Background Info

What is the BTL?

BACnet Testing Laboratories was established by BACnet International to support compliance testing and interoperability testing activities and consists of BTL Manager and the BTL-WG.


General Activities of the BTL

  • Publish the BTL Implementation Guidelines document

  • Organize the annual BACnet International sponsored Interoperability Workshop

  • Award worldwide BTL Listings to qualified BACnet devices Support the activities of the BTL-WG

  • Provide support to the BACnet community with the help of the BTL-WG when questions arise on the testing package

  • Publish and Maintain the BTL Test Package with the technical support of the BTL-WG for use by pre-testers and approved BACnet testing laboratories

  • Approves Testing Laboratories for BTL Testing

  • Provides testing services through its managed BACnet laboratory, SoftDEL.


What is the BTL Working Group?

The working group was formed by BACnet International to oversee the establishment of the BACnet® conformance certification and listing program. The working group is comprised of members of BACnet® International and BIG-EU whose goals are to promote and maintain the BACnet® and BTL® trademark.


The BACnet Testing Laboratories Working Group provides oversight and guidance to the BACnet Testing Laboratories (BTL). The BTL Working Group is responsible for the technical aspects of BACnet International's testing and listing activities, the central goal of which is to improve BACnet interoperability between building automation products.


The BTL Working Group typically meets by phone once a week and has face-to-face meetings quarterly.


View BTL Working Group Charter



How do I Join the BTL Working Group?

Contact the Working Group Chairman for more information.

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