​

  ​ ​ ​

2025

  ​ ​ ​

2024

​

​

US$(000)

​

US$(000)

​

​

​

​

​

Leases paid in advance (b)

24,312

24,996

Prepaid insurance

10,210

13,760

Deferred costs of works for taxes

3,775

1,839

Other prepaid expenses

23

141

​

38,320

40,736

​

​

​

​

​

Classification by maturity:

  ​

  ​

Current portion

17,944

19,474

Non-current portion

20,376

21,262

​

38,320

40,736

(b)

Corresponds mainly to payments made in advance to Huanza a Orygen (before Enel) for an original amount of US$31,007,190 corresponding to the right to use the capacity of its hydraulic facilities. This prepayment is being charged to results during the life of the underlying assets (35 years) since January 2015.