Change from ED50 to ETRS89

Methodology and parameters for the change of reference system approved by the Cartographic Coordination Commission of Catalonia in the meeting of 23rd September 2009.

• Change of reference system ED50 to ETRS89 v3.1  (16/09/2009)

Instruction to all bodies producing official geoinformation in Catalonia to transform the information in ED50 to ETRS89, approved by the C4 in the meeting of 19th December 2011.

• Instruction for changing the geoinformation to ETRS89  (19/12/2011)

Procedures to establish coordinates in the SPGIC, approved by the C4 in the meeting of 16th June 2016.

• Procedure to establish official coordinates in the SPGIC v8.1  (16/06/2016)

Implementation guides

• Implementation guide of WMS visualization services 
• Guia per a la implementació de serveis de visualització WMS amb Geoserver