The People's Consultative Assembly approved the Law on State Capital in January 2022.

A government official said construction is expected to be fully complete by 2045,[4] but the unfinished capital officially celebrated Indonesian Independence Day for the first time and it was scheduled to be inaugurated as the capital city on 17 August 2024,[5] but the move did not take place due to delays of construction.

It consists of the two words kal[a] ("time, season, period") and manthan[a] ("boiling, churning, burning") because of Indianized culture [7] The native people of the Indonesian Borneo referred to their island as Pulu K'lemantan or "Kalimantan" when the sixteenth century Portuguese explorer Jorge de Menezes made contact with them.

[10] The non-Indonesian parts of Borneo are of Brunei (460,345 in 2020[11]) and East Malaysia (5,967,582 in 2020), the latter comprising the states of Sabah (3,418,785) and Sarawak (2,453,677), and the federal territory of Labuan (95,120).

[12] The widespread deforestation and other environmental destruction in Kalimantan and other parts of Indonesia has often been described by academics as an ecocide.