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Norway Remotely Piloted Aircraft Systems operators regulations
| Category | Max mass | Max speed | Acceptable Line of Sight |
|---|---|---|---|
| RO 1 | Up to 2.5 kg | 60 knots⁎ | Visual line of sight |
| RO 2 | Up to 25 kg | 80 knots⁎ | Extended line of sight |
| RO 3 | 25 kg or more | 80 knots⁎ | Beyond visual line Of sight |
1 knot = 1.85 kilometers per hour
