Both funds were created through the Fiscal Responsibility Law of 2006, which established the regulations and institutional framework for the accumulation, management and operation of the fiscal savings generated from the application of the structural balance rule.

The PRF received its first contribution of US$ 604.5 million on December 28, 2006. The ESSF was initially funded on March 6, 2007 with US$ 2.580 million, of which US$ 2.563 million came from the Copper Revenue Compensation Fund.