Comtest Laboratories is the first laboratory to be listed for the DSL standard AS/ACIF S041.

Comtest Laboratories is now fully accredited to the ACIF standard for DSL Equipment, AS/ACIF S041, "Requirements for DSL Customer Equipment for Connection to the PSTN". Comtest has been testing ADSL filters to Telstra Specification RCIT.0004 for a number of years and now offers NATA accredited testing of ADSL filters and modems to AS/ACIF S041.