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EUST calculator — transmission usage charge

Data: July 22, 2026 · EUST = TUST × MUST

Enter the TUST (Tarifa de Uso do Sistema de Transmissão, or transmission system usage tariff) for the busbar and the contracted MUST (Montante de Uso do Sistema de Transmissão, or transmission usage amount). The result is the EUST (Encargo de Uso do Sistema de Transmissão, or transmission system usage charge). The URL stores the values for sharing.