ISO 4217 (MA), SIX Interbank Clearing, is responsible for maintaining the list of codes. The following is a list of active codes of official ISO 4217 currency names. In the standard the values are called "alphabetic code", "numeric code", and "minor unit". The US dollar has two codes assigned: USD and USN (next day). The USS (same day) code is not in use any longer, and was removed from the list of active ISO 4217 codes in March 2014. According to UN/CEFACT recommendation 9, paragraphs 8–9 ECE/TRADE/203, 1996, available online: As of August 2018, there are no new codes planned to be
Regional designations of Montana Zones 3 and 4, with limited areas in zone 5 with a small sliver of the state centered in Sanders County in zone 6. These zone boundaries correspond closely to the Köppen classifications. For purposes of the 2009 International Energy Conservation Code, which provides minimum insulation standards for home construction based on climate, the entire state is classified in climate zone 6, reauiring higher levels of insulation than are recommended in more temperate climates. Regional designations of Montana The Regional designations of Montana vary widely within the U.S state of Montana. The state is a large geographical area () that