Services

YACYLEC S.A. started its commercial activity on September 1994, allowing thus
the entrance to the SADI of the first turbine of the Yacyretá Hydroelectric Power
Station, turning then into the first 500 kV Independent Transporter of Argentina.

In his role of Independent Transporter, YACYLEC S.A. performs Operation & Maintenance tasks on the 500 kV lines that, starting at the Yacyretá Hydroelec-
tric Power Station, connects to the nation's interconnected system at the Resis-
tencia Substation, in the province of Chaco.

Likewise, YACYLEC S.A. carries out Operation & Maintenance tasks to third par-
ties in the Rincón de Santa María Substation, directly or administratively, to the
outgoing electric lines to Brasil of CTM S.A. and TESA.