According to Ministry National Development and Planning/Head of National Planning Agency decree No 4/2015 there are 3 options for return of investment method. The cost recovery schemes were divided into:
1. User Fee, in this scheme the SPV main income was based on user payment.
2. Availability Payment, in cases where the project is not financially profitable, the government will pay some annual payment as the SPV main income.
3. In Any other forms, as long it is in accordance with the laws and

Figure 6. Availability Payment Scheme Return of Investment