Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. ISO 3166-2:YE is the entry for Yemen 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 Yemen, ISO 3166-2 codes are defined for 1 municipality and 20 governorates. The municipality Sana'a is the capital of the country and has special status equal to the governorates.