Perimeter Law of the Canton Graubünden. Country/Territory Switzerland Territorial subdivision Graubünden Document type Legislation Date 1980 (2011) Source FAO, FAOLEX Subject Land & soil, Water Keyword Land tenure Tax/levy Ownership Enforcement/compliance Waterworks Geographical area Alps, Europe, Europe and Central Asia, North-East Atlantic, Western Europe Entry into force notes The present Law enters into force on 5 December 1980. Abstract The present Law implements the Federal Water Police Act of 22 June 1877. In particular, the Law lays down provisions relating to the contribution on behalf of land owners to public waterworks. The text consists of 22 articles divided into 3 Parts as follows: General provisions (1); Procedural matters (2); Final provisions (3). Full text German Website www.gr.ch