however the discussion is progressively moving away from the level or the methodology of calculation of the charge towards the different elements to be reflected in it and the necessary investments in europe measures such as fines and sanctions for illegal abstraction and pollution do not yet represent a strong incentive for complying with avoiding these activities eg in spain to prosecute illegal water abstractions is difficult due to the complexity of administrative procedure in france sanctions are very low and do not incentivise changes in polluters behaviour since revenues from those polluting activities are greater eea as enforcement implies substantial transaction costs due to the inspections it is key to define how it is carried out when towards whom and what are the consequences in terms of bringing additional revenues and taking the water quantity and quality situation under control