NACE Rev. 2 to NACE Rev. 2.1exact

33.20 change record

Rev. 2 code 33.20 maps to the same Rev. 2.1 class 33.20 Installation of industrial machinery and equipment.

33.20 Installation of industrial machinery and equipment

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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