Source document from OECD:

https://www.oecd.org/fr/cad/stats/documentupload/DCD-DAC(2013)15-ADD1-FINAL-FRE.pdf

The codes were removed in the following decision (it appears with effect for reporting on 2014 flows):

https://one.oecd.org/document/DCD/DAC/STAT(2013)3/en/pdf

There is also a helpful table at the back of that document that maps to new codes.

Source documents from OECD in EN and FR detailing sector names and descriptions and renumbering, as well as the decision (taken in 2008, for reporting on 2009 flows):

EN: http://www.oecd.org/officialdocuments/publicdisplaydocumentpdf/?cote=DCD/DAC/GOVNET(2008)1&docLanguage=En

FR: http://www.oecd.org/officialdocuments/publicdisplaydocumentpdf/?cote=DCD/DAC/GOVNET(2008)1&docLanguage=Fr

There is also a helpful mapping table from old to new numbering on p7.

Source documents from OECD for translations (removed for 2011 reporting on 2010 flows):

http://www.oecd.org/officialdocuments/publicdisplaydocumentpdf/?cote=DCD/DAC(2007)39&docLanguage=Fr

This document lists some changes in purpose codes since 2010:

https://www.oecd.org/dac/financing-sustainable-development/development-finance-standards/DAC-CRS-PPC-2019.xls

There is no mapping file from old to new code; instead of using these NGO purpose codes, the aid type should be used instead.

Source document from OECD:

https://www.oecd.org/fr/cad/stats/documentupload/DCD-DAC(2013)15-ADD1-FINAL-FRE.pdf

Source document from OECD:

http://www.oecd.org/officialdocuments/publicdisplaydocumentpdf/?cote=DCD/DAC(2007)39&docLanguage=Fr