TIA QuEST Forum publishes the TL 9000 Requirements and Measurements Handbooks as the definitive set of requirements for implementing the TL 9000 quality management system and performance measurements to assess progress and evaluate results of its implementation.

To see current revision status and plans for the TL 9000 Requirements Handbook, Measurements Handbook, and Category Tables, visit TL 9000 Handbook Status.

TL 9000 Requirements Handbook

The TL 9000 Requirements Handbook contains all of ISO 9001:2015 plus additional requirements specifically addressing the needs of a quality management system in an ICT organization.

Active TL 9000 Requirements Handbook

The TL 9000 Requirements Handbook Point Release 6.3 adds one new requirement in section 9.3 and rewords three requirements. Please note, due to the new requirement, upgrade to R6.3 is mandatory. Be sure to review the companion Change History document to see the details of each change along with the reason for each one.

TL 9000 Measurements Handbook

The TL 9000 Measurements Handbook is a comprehensive guide to measurements processing, usage, responsibilities and requirements. It identifies performance measurements in the key areas of hardware, software, common, outage and service quality.

Active TL 9000 Measurements Handbook

The TL 9000 Measurements Handbook Point Release 5.7 replaces the SPR measures with a new eSPR measure although with various minor items and includes an update to the Category Tables.

Archived Handbooks

To see recent but inactive handbooks, visit archived handbooks page.