Delta Training


QuEST Forum adopted TL 9000:2016 (R6) of the Quality Management System Requirements Handbook effective September 15, 2016, and Release 5.0 of the TL 9000 Quality Management System Measurements Handbook effective December 31, 2012. Individuals currently trained to Requirements Handbook Release 5.5 or Measurements Handbook Release 4.5 or 4.0 can upgrade their training by taking the appropriate online delta training course(s), which covers the changes from the prior versions to the current version. These courses are available to external auditors, internal auditors, and others. Some of the delta courses are available in Korean and Japanese.

  • Register for the R6 Requirements Delta Course in English
  • Register for the R6 Requirements Delta Course in Korean
  • Register for the R5.0 Measurements Delta Course in English
  • Register for the R5.0 Measurements Delta Course in Korean

All available delta courses may be found on e-shop. Please note that individuals trained to any release of the TL 9000 Requirements or Measurements Handbooks prior to R4.0 are required to complete the full training course offered by QuEST Forum's Authorized Training Providers, and any associated prerequisites.

Learner's Base Training Level
(Reqs/Meas Release)
Is Delta Training Required? Requirements Delta 5.5->6.0 Requirements Delta 5.0->5.5 Requirements Delta 4.0->5.0 Measurements Delta 4.5->5.0 Measurements Delta 4.0->4.5
4.0/4.0 Yes Yes Yes Yes Yes
5.0/4.0 Yes Yes No Yes Yes
5.0/4.5 Yes Yes No Yes No
5.0/5.0 Yes Yes No No No
5.5/5.0 Yes No No No No

TL 9000 Requirements Handbook Issue Date
R4 30-Jun-06
R5 15-Nov-09
R5.5 31-Dec-13
R6.0 15-Sep-16

TL 9000 Measurements Handbook Issue Date
R4.0 31-Dec-06
R4.5 31-Dec-10
R5.0 30-Jun-12