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Purification tax on used water

By State decree, SIG applies a treatment tax in proportion to your clean water consumption.

Since 1st January 2011, for every lodging or building connected to the public sanitation network, the treatment tax is fixed at 1.70 CHF *(all taxes included) per m3 of clean water distributed by SIG.






The purification tax finances the correct functioning, control and subsidising of sanitation operations in the canton. It covers :

* The price presented online is strictly for information only. Only the price shown on your bill is valid.