BS ISO 3166-2:2020 pdf free.Codes for the representation of names of countries and their subdivisions,Country subdivision code.
BS ISO 3166-2 The country subdivision names included in part 2 of the ISO 3166 database shall be those that properly reflect the subdivisions of the countries included in ISO 3166-1 of the ISO 3166 database. Names reflec the complete currently known subdivision of the countries, without overlaps, as notified by the national authorities concerned or otherwise obtained from sources to which reference is given (see Annex A]. Where different terms are used to categorize country subdivisions, they are included. Country subdivision names are listed within their category. The terms used to describe such categories are those used by the countries concerned, with their approximate equivalents in English and in French, if required and available. In some cases, a subdivision term is consistently included as its omission would change the grammatical form of the subdivision name.EXAMPLE LT-VL Vilniaus Apskritis Omitting Apskritis meaning county in Lithuanian) would result in changing the subdivision name to Vilnius (the city name).International Standards, especially those which are recommended by the United Nations Expert Group on Geographical names (UNGEGN], or otherwise with indication of the source.For the country subdivision names listed in part 2 of the ISO 3166 database, the 26-character alphabet in Latin script is used, in relevant cases using diacritic signs as contained in the character inventory of ISO/IEC 10646.In exceptional cases, variants of the same country subdivision name exist. However, in the case of several administrative languages, the alphanumeric order of the code elements is considered. The sources of the variants are generally indicated.In cases where country subdivision names exist in more than one administrative language, these may be shown with the same code element. The language used is indicated by the relevant ISO 639 code element, if it exists.Code elements for subdivisions are formed with up to 6 characters: alpha-2, HYPHEN-MINUS, and 1 up  to 3 LETTERS or DIGITS.BS ISO 3166-2 pdf download.