These include, but are not limited to:
Where a challenge is executed by the offence on a play that is not reviewable, the 20 second clock will not be reset
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Content compiled and entered by Darren Hackwood, Glen Johnson and Andre Proulx
The CFL Official Rule Book is published annually by the Canadian Football League. Any inquiries regarding the CFL Official Playing Rules may be directed to Glen Johnson, Officiating Technical Advisor, @ firstname.lastname@example.org.