Federal Office of Civil Aviation FOCA

The Federal Office of Civil Aviation (FOCA) is responsible for aviation development and the supervision of civil aviation activities in Switzerland. The FOCA is part of the Federal Department of the Environment, Transport, Energy and Communications (DETEC) and is charged with ensuring that the high safety standards in civil aviation in Switzerland are maintained, and with pursuing a policy of sustainable development.

More information: http://www.bazl.admin.ch

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SORA - Map for intrinsic ground risk

Federal Office of Civil Aviation FOCA
Regions and cities, Transport

European unmanned aircraft regulation (EU) 2019/947 Article 11 requires a SORA (Specific Operational Risk Assessment) to be performed for flights which fit into the Specific...

Last updated: June 28, 2023
- SERVICE
- WMS
- WMTS
- HTML
- air-navigation
- airspace
- aircraft
- fsdi-federal-spatial-data-infrastructure
Geographical UAS zones of Switzerland

Federal Office of Civil Aviation FOCA
Regions and cities, Transport

A UAS geographical zone is a portion of airspace designated by the competent authority in which the operation of unmanned aircraft systems (UASs) is permitted, restricted or...

Last updated: December 5, 2025
- SERVICE
- WMTS
- HTML
- WMS
- API
- GPKG
- JSON
- SHP
- INTERLIS
- GeoJSON
- air-navigation
- airspace
- aircraft
- fsdi-federal-spatial-data-infrastructure
SORA - Map for intrinsic ground risk 200m

Federal Office of Civil Aviation FOCA
Regions and cities, Transport

European unmanned aircraft regulation (EU) 2019/947 Article 11 requires a SORA (Specific Operational Risk Assessment) to be performed for flights which fit into the Specific...

Last updated: June 28, 2023
- SERVICE
- WMS
- WMTS
- HTML
- API
- airspace
- air-navigation
- aircraft
- fsdi-federal-spatial-data-infrastructure
SORA - Map for intrinsic ground risk 100m

Federal Office of Civil Aviation FOCA
Regions and cities, Transport

European unmanned aircraft regulation (EU) 2019/947 Article 11 requires a SORA (Specific Operational Risk Assessment) to be performed for flights which fit into the Specific...

Last updated: June 28, 2023
- SERVICE
- WMS
- WMTS
- HTML
- API
- air-navigation
- airspace
- aircraft
- fsdi-federal-spatial-data-infrastructure
Built-up areas as defined in Swiss civil aviation legislation

Federal Office of Civil Aviation FOCA
Regions and cities, Transport

In Swiss civil aviation legislation, the term "built-up areas" refers to the definition of areas, in both quantitative terms and with respect to aviation criteria, that is applied...

Last updated: March 24, 2025
- SERVICE
- WMS
- WMTS
- API
- HTML
- GPKG
- SHP
- air-navigation
- air-navigation-obstacle
- fsdi-federal-spatial-data-infrastructure
- built-up-area
- aviation-law
Civil and military aerodromes

Federal Office of Civil Aviation FOCA
Regions and cities, Transport

Aerodromes are facilities defined in the Sectoral aviation infrastructure plan as intended for aircraft take-off and landing. The official list of aerodromes and heliports...

Last updated: March 20, 2025
- SERVICE
- HTML
- WMTS
- RDF XML
- API
- GPKG
- SHP
- heliport
- airfield
- air-navigation
- linked-data
- fsdi-federal-spatial-data-infrastructure
- civil-air-traffic
- military-air-traffic
Residential areas under the Off-Airport Landing Ordinance (AuLaV)

Federal Office of Civil Aviation FOCA
Regions and cities, Transport

Residential areas are defined in Article 2f of the Off-Airport Landing Ordinance (AuLaV; SR 748.132.3). Residential areas are defined as urban areas or groups of at least ten...

Last updated: October 16, 2025
- SERVICE
- WMS
- WMTS
- HTML
- heliport
- airspace
- air-navigation
- fsdi-federal-spatial-data-infrastructure
- aircraft
Reflective surfaces near aerodromes

Federal Office of Civil Aviation FOCA
Education, culture and sport, Energy, Regions and cities, Environment

Depending on the angle of the sun's rays, glare caused by reflective surfaces (e.g. solar panels or reflective facades) can become a disturbing source of light for pilots. In the...

Last updated: November 5, 2025
- SERVICE
- WMS
- WMTS
- API
- HTML
- surface-reflectance
- air-navigation
- fsdi-federal-spatial-data-infrastructure
- aircraft
- reflection
- solar-energy
Mountain landing sites: specially designated landing sites situated above 1100 m altitude

Federal Office of Civil Aviation FOCA
Regions and cities, Transport

Mountain landing sites are landing fields that are located outside an aerodrome at over 1100 m altitude and that have no infrastructure. They are used for instruction and training...

Last updated: March 20, 2025
- SERVICE
- HTML
- RDF XML
- API
- WMTS
- GPKG
- SHP
- airfield
- air-navigation
- linked-data
- air-traffic
- mountain-range
- fsdi-federal-spatial-data-infrastructure
Sanctuaries for silence and nature for aviation

Federal Office of Civil Aviation FOCA
Regions and cities, Transport

Sanctuaries for silence and nature are areas of defined dimensions where antrophogenic (man-made) noise sources have been suppressed to a minimum level. The aim of such sanctuaries...

Last updated: July 3, 2024
- SERVICE
- WMTS
- API
- HTML
- WMS
- GPKG
- conservation-and-archiving-planning-aap---confederation
- tranquility
- protected-sites
- transport-networks
- aircraft-noise
- noise-reduction
- fsdi-federal-spatial-data-infrastructure
Location and adjoining areas of businesses in accordance with the Major Accidents Ordinance in the area of civil aerodromes

Federal Office of Civil Aviation FOCA
Regions and cities, Environment, Transport

These data show the geographical situation and adjoining areas in accordance with Art. 11a para. 2 of the MAO (SR:814.012) within which the construction of new buildings and...

Last updated: August 28, 2024
- SERVICE
- INTERLIS
- GPKG
- WMS
- WMTS
- airfield
- accident-prevention
- perimeter
- major-accident
- safety
- airport
- fsdi-federal-spatial-data-infrastructure

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