Pre-release

In this area of the website, CPC related material such as scheme files, notices of changes, concordances, etc, will be published about one month before official entry into force of this material.

The publication of the pre-released material started on 6 May 2014 concerning the June 2014 CPC scheme version (2014-06).

The pre-release will normally happen on the first Tuesday of a given month (for example Tuesday 6 May 2014) for entry into force on the first day of the following month (for example 1 June 2014).

4 January 2022: 2022.02 pre-released material:

• 2022.02 CPC Scheme in PDF and in XML
• 2022.02 CPC to IPC concordance in PDF, XML and TXT
• Notices of Changes related to the "2022.02 CPC Scheme":

• CPC Notice of Changes 1252-RP0258 ()
• CPC Notice of Changes 1253-MP0503 ()
• CPC Notice of Changes 1254-RP0717 ()
• CPC Notice of Changes 1255-RP0715 ()
• CPC Notice of Changes 1256-MP0506 ()
• CPC Notice of Changes 1257-RP0748 ()
• CPC Notice of Changes 1258-MP0528 ()
• CPC Notice of Changes 1259-RP0675 ()
• CPC Notice of Changes 1260-RP0740 ()
• CPC Notice of Changes 1261-RP0552 ()
• CPC Notice of Changes 1262-RP0231 (-F)
• CPC Notice of Changes 1263-RP0125 (-F)
• CPC Notice of Changes 1264-RP0217 (-F)
• CPC Notice of Changes 1265-RP0238 (-F)
• CPC Notice of Changes 1266-RP0267 (-F)
• CPC Notice of Changes 1267-RP0297 (-F)
• CPC Notice of Changes 1268-RP0308 (-F)
• CPC Notice of Changes 1269-RP0319 (-F)
• CPC Notice of Changes 1270-RP0398 (-F)
• CPC Notice of Changes 1271-RP0412 (-F)
• CPC Notice of Changes 1272-RP0471 (-F)
• CPC Notice of Changes 1273-RP0485 (-F)
• CPC Notice of Changes 1274-RP0504 (-F)
• CPC Notice of Changes 1275-RP0519 (-F)
• CPC Notice of Changes 1276-RP0533 (-F)
• CPC Notice of Changes 1277-RP0565 (-F)
• CPC Notice of Changes 1278-RP0572 (-F)
• CPC Notice of Changes 1279-RP0573 (-F)
• CPC Notice of Changes 1280-RP0643 (-F)
• CPC Notice of Changes 1281-RP0671 (-F)
• CPC Notice of Changes 1282-MP0150 (-F)
• CPC Notice of Changes 1283-RP0290 (-F)
• CPC Notice of Changes 1284-RP0594 (-F)
• CPC Notice of Changes 1285-RP0610 (-F)
• CPC Notice of Changes 1286-RP0651 (-F)
• CPC Notice of Changes 1287-RP0608 (-F)

• Notice of Editorial Corrections February 2022
• List of valid CPC symbols for the 2022.02 CPC Scheme
• CPC Validity File (2022.02)
• Revision Concordance List (2022.02)
• CPC Title List (2022.02)
• CPC Compilation of Changes (2022.02)