Visual Line of Sight Obstruction
Verified from official sources101.209(e)Version 1Effective -Verified 25 August 2026
In plain language
You must not fly your drone in a way that blocks your direct line of sight as defined by official transport instruments, unless you meet the specific conditions allowed in those instruments.
Requirement as structured
A person must not operate a remotely piloted aircraft or free flight model aircraft in a way that obstructs their visual line of sight as specified in a transport instrument, unless they meet the conditions specified in that transport instrument.
Original regulatory text
A person must not operate an aircraft in such a way as to obstruct the person’s visual line of sight as specified in a transport instrument, unless the person meets the conditions specified in a transport instrument.
Applies when
- operation
- VLOS