NFL allows coaches to delegate challenge flag duties to assistants
Yahoo Sports • 1 min read • Latest: Aug 12, 2026, 2:32 PM
Last updated Aug 12, 2026

The NFL announced a rule change permitting head coaches to designate an assistant coach to throw challenge flags during games. This adjustment modifies the previous rule, which granted only head coaches the authority to make challenges. The last update regarding challenges was made in 1999. For example, Kevin O'Connell has been 9-for-16 on challenges heading into 2025, indicating effective use of the existing system. This change aims to enhance strategic flexibility on the sidelines.
- •Coaches can now assign an assistant to throw challenge flags.
- •Only head coaches could challenge plays until this rule change.
- •The last update to challenge rules occurred in 1999.
- •Kevin O'Connell had a 9-for-16 challenge record prior to 2025.
- 2:32 PMYahoo Sports — NFL updates rules surronding challenges from the sideline
"The NFL announced this week there will be a change as to who coaches can designate to throw challenge flags during games.
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