ISO 3166-2:NL is the entry for the Netherlands in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions (e.g., provinces or states) of all countries coded in ISO 3166-1.
Currently for the Netherlands, ISO 3166-2 codes are defined for 12 provinces, 3 countries and 3 special municipalities, which all—together with the country of the Netherlands—make up the Kingdom of the Netherlands.
Each code consists of two parts, separated by a hyphen. The first part is NL, the ISO 3166-1 alpha-2 code of the Netherlands. The second part either of the following:two letters: provinces or countries
two letters and a digit: special municipalities
ISO 3166-2:NL Wikipedia
Subdivision names are listed as in the ISO 3166-2 standard published by the ISO 3166 Maintenance Agency (ISO 3166/MA).
ISO 639-1 codes are used to represent subdivision names in the following administrative languages:(nl): Dutch
Besides being included as subdivisions of the Netherlands in ISO 3166-2, the countries and special municipalities are also officially assigned their own country codes in ISO 3166-1.
The following changes to the entry have been announced in newsletters by the ISO 3166/MA since the first publication of ISO 3166-2 in 1998: