Commentaries: Art. 55

Compensatory payments for ascertaining the causes of inadequate water quality in an important body of water with a view to carrying out remediation measures (Art. 64 para. 1 WPA) will be paid on a case-by-case basis insofar as the projects concern the state of the body of water and its tributaries.
The compensatory payments for the provision of fundamentals amount to 30 per cent of the allowable costs and those for the inventories on water supply installations and groundwater resources (Art. 64 para. 3 WPA) 40 per cent of the allowable costs.