ISO 3166-2:SM is the entry for San Marino 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 San Marino, ISO 3166-2 codes are defined for 9 municipalities.
Each code consists of two parts, separated by a hyphen. The first part is SM, the ISO 3166-1 alpha-2 code of San Marino. The second part is two digits (01–09).
Subdivision names are listed as in the ISO 3166-2 standard published by the ISO 3166 Maintenance Agency (ISO 3166/MA).
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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:
|Newsletter||Date issued||Description of change in newsletter||Code/Subdivision change|
|Newsletter I-8||2007-04-17||Addition of the administrative subdivisions and of their code elements||Subdivisions added: