The court deals with conditional permitting. Depriving a landowner of all economically viable use constitutes a taking for which damages may be awarded. The court deals with the extent of conditions imposed on a private landowner by a public agency. While most land use regulation is done at the local level, Congress and the state legislatures have become increasingly involved, especially with the passage of environmental protection legislation. Bold -faced names indicate how a statute is commonly referenced.
All states have enabling legislation which allows for land use control at the local level.
This is Washington's. For a legal analysis, check out Prof. Settle's treatise on the subject. 7401 et seq. 1251 et seq. 6901 et seq.