Since implementation of the 2002 edition of the PAPTG Code of Practice, several Code Alert Bulletins have been issued.
PAPTG 2009 alert bulletins
- July 21, 2009 – Sequence IIIGB Test Registration
- July 2, 2009 – Sequence VID Test Registration
- March 6, 2009 – ACC Code of Practice Engine Test Registration Fees
PAPTG 2008 alert bulletins
- March 28, 2008 – Process for Delinquent ACC and ATC Test Registration Invoices
- March 3, 2008 – Clarification of Online ACC Candidate Engine Test Registration
PAPTG 2007 alert bulletins
- February 27, 2007 – ACC Code of Practice Engine Test Registration Fees
- December 3, 2007 – ACC Code of Practice Engine Test Registration Fees
PAPTG 2006 alert bulletins
PAPTG 2005 alert bulletins
- December 9, 2005 - Change to the use of candidate engine test registration fees
- July 8, 2005 - Retroactive and provisional test registration of heavy-duty tests
- May 23, 2005 - Reduction in test registration fees
PAPTG 2004 alert bulletins
PAPTG 2003 alert bulletins
- August 11, 2003 - Inclusion of the Sequence IIIG into the Code of Practice
- December 1, 2003 - Registration of the Sequence IIIG-A
- March 28, 2003 - Suspension of Code Bulletin C-24
PAPTG 2002 alert bulletins
- December 5, 2002 - New process for delinquent test registration invoices
- January 23, 2002 - Inclusion of the IIIFHD test into the Code of Practice
- October 11, 2002 - Inclusion of the VIBSJ test into the Code of Practice
- October 28, 2002 - Clarification regarding the VIBSJ test as a replacement for the VIA test

