Drone Flight Calculator

Calculate accurate flight times for your drone based on real-world conditions including wind, temperature, altitude, and terrain.

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Updated August 21, 2025

Federal Office of Civil Aviation

The Federal Office of Civil Aviation (FOCA) is Switzerland's civil aviation authority under the Federal Department of the Environment, Transport, Energy and Communications. FOCA regulates unmanned aircraft systems, implementing European Union drone regulations with Swiss national adaptations.

Regulator Overview

Basic information about Federal Office of Civil Aviation

Full Name

Federal Office of Civil Aviation

Jurisdiction

CH

Alternative Names

FOCA, BAZL, Swiss Aviation Office, Switzerland FOCA

Key Facts

  • Alpine operations require special consideration for mountain weather
  • Operator registration valid throughout EU/EASA member states
  • Insurance mandatory with minimum coverage of 1 million CHF
  • Night operations allowed with appropriate lighting and authorization
  • Cross-border operations with EU countries facilitated by regulatory alignment
  • Environmental protection zones around national parks require special permits

Unit Systems

Measurement units used in this regulator's jurisdiction

Weight

grams

Distance

meters

Altitude

meters

Speed

Not specified

Regulations

Key drone regulations and requirements

Aviation Ordinance (VLV) Art. 17a-17g

Effective: 2021-01-01

Swiss aviation regulation implementing EU drone rules with national specifications

View Source

Commission Implementing Regulation (EU) 2019/947

Effective: 2021-01-01

EU regulation on unmanned aircraft operations adopted in Switzerland

View Source

Official Resources

About this regulatory authority

Country

CH

Region

National

Type

National

Updated

8/21/2025

Contact Information

How to reach Federal Office of Civil Aviation

Weight Thresholds

Drone weight categories and associated requirements

WeightCategoryRegistration
0 - 249 grams (g)
License Category 1
Required
250+ grams (g)
Registration Required
Required
250 - 899 grams (g)
License Category 2
Required
900 - 4000 grams (g)
License Category 3
Required
4001 - 25000 grams (g)
License Category 4
Required
25001+ grams (g)
License Category 5
Required
Last updated: 8/21/2025