NACE Rev. 2 to NACE Rev. 2.1exact

23.51 change record

Rev. 2 code 23.51 maps to the same Rev. 2.1 class 23.51 Manufacture of cement.

23.51 Manufacture of cement

exact mapping

Official close match imported from NACE Rev. 2.1.

Potential impact

Low operational impact is expected, but systems should still store the target Rev. 2.1 version explicitly.

What to check next

Confirm the target version field and update references where Rev. 2.1 is required.

Official correspondence reference

NACE Rev. 2 to NACE Rev. 2.1 correspondence imported from the official ShowVoc concept close-match data and curated overlay mappings.

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