27 provinces (propinsi-propinsi, singular - propinsi), 2 special regions* (daerah-daerah istimewa, singular - daerah istimewa), and 1 special capital city district** (daerah khusus ibukota); Aceh*, Bali, Banten, Bengkulu, Gorontalo, Irian Jaya, Jakarta Raya**, Jambi, Jawa Barat, Jawa Tengah, Jawa Timur, Kalimantan Barat, Kalimantan Selatan, Kalimantan Tengah, Kalimantan Timur, Kepulauan Bangka Belitung, Lampung, Maluku, Maluku Utara, Nusa Tenggara Barat, Nusa Tenggara Timur, Riau, Sulawesi Selatan, Sulawesi Tengah, Sulawesi Tenggara, Sulawesi Utara, Sumatera Barat, Sumatera Selatan, Sumatera Utara, Yogyakarta*; note - the province of Irian Jaya may have been divided into two new provinces - Central Irian Jaya and West Irian Jaya; with the implementation of decentralization on 1 January 2001, the 357 districts (regencies) may become the key administrative units