Harmonize NACE industry codes across classification revisions

Remap NACE codes between SN2007 (NACE Rev. 2) and SN2025 (NACE Rev. 2.1) using SSB KLASS correspondence tables.

Usage

brreg_harmonize_nace(data, from = "SN2007", to = "SN2025", col = "nace_1")

Arguments

data

A tibble with a NACE code column.

from

Source classification: "SN2007" (default) or "SN2025".

to

Target classification: "SN2025" (default) or "SN2007".

col

Column name containing NACE codes. Default "nace_1".

Value

The input tibble with {col}_harmonized (remapped code) and {col}_ambiguous (logical, TRUE when the mapping is one-to-many and the first match was used). Unmatched codes pass through unchanged.

See also

brreg_harmonize_kommune() for municipality harmonization.

Other tidybrreg harmonization functions: brreg_harmonize_kommune()

Examples

if (FALSE) { # interactive() && curl::has_internet()
# \donttest{
df <- tibble::tibble(nace_1 = c("06.100", "64.190", "62.010"))
brreg_harmonize_nace(df, from = "SN2007", to = "SN2025")
# }
}