| Coorperation between the government and the private sector in building the infrastructure for public services in form of provision of clean water has been ongoing since the economic crisis in the late 1990’s that led the collapse of a large number of Regional Water Company (PDAM) in Indonesia. This coorporetion is governed by a contract that sets standards of performance, price adjustment mechanism, and an agreement to mediate disputes. Accounting treatment that is different from the common company is also set to recognize and measure the truth of the rights and obligations related to coorperation agreements, including in terms of revenue and cash/bank receipts company as an operator. The author conducted a financial audit of revenue and cash/bank PT Aetra Air Jakarta (Aetra), one of the private companies who received a concession under a Coorperation Agreement as a provider of water services to the public on behalf of public sector entities, with the aim of ensuring that the balance of revenue and cash/bank receipts has been presented with reasonable accordance with Generally Accepted Accounting Principles (GAAP). To obtain the necessary information and data, the author does library research and field research, including observation, interview, asks the Internal Control Questionnaire (ICQ), also performs tests of internal controls and substantive tests to a random sample. The results of auditing which have been implemented by author shows that the company has adequate internal controls and balance of revenue and cash/bank receipts PT Aetra Air Jakarta (Aetra) have been presented fairly, in all material respects. |