Official survey data City of Zurich Year-end status 2011

The official survey (AV) provides geometric data on land ownership and is the basis for many other geographical information and applications in business, administration and private life. Attention: This is the end of the year 2011 of the AV data! **Purpose**: Official surveys within the meaning of Article 950 of the Civil Code are the surveys approved by the Canton and recognised by the Confederation for the establishment and keeping of the land register. Official survey data are georeference data used by federal authorities, cantons and municipalities, as well as by business, science and third parties to obtain geoinformation. On the GeoServer optimised table structures are set up for the city-internal users.