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37. Commitments
12 Months Ended
Dec. 31, 2018
Commitments  
Commitments

Commitments related to long-term contracts not yet incurred, and therefore not recognized in the financial statements, are as follows:

 

  12.31.2018 12.31.2017
Energy purchase and transportation contracts  140,638,024  118,588,046
Additions to property, plant and equipment    
Construction of transmission grid and substations  214,086  292,601
Construction of HPP Colíder power plant  36,303  42,653
Construction of HPP Baixo Iguaçu  202,668  193,156
Construction of Cutia wind farm  40,392  701,191
Telecommunications works  115,710  131,557
Acquisition of assets for electricity distribution  528,109  161,337
Gas purchase contracts  1,339,848  2,346,046