Deiyai Regency is one of the regencies in the Indonesian province of Central Papua; it was formed on 29 October 2008 from the southeastern corner of the Paniai Regency area, and inaugurated by the Indonesian Minister of Home Affairs, Mardiyanto. The legal basis for the formation of this regency was the Law of the Republic of Indonesia of 2008 Numb…Deiyai Regency is one of the regencies in the Indonesian province of Central Papua; it was formed on 29 October 2008 from the southeastern corner of the Paniai Regency area, and inaugurated by the Indonesian Minister of Home Affairs, Mardiyanto. The legal basis for the formation of this regency was the Law of the Republic of Indonesia of 2008 Number 55.