Wiktionary
rules on
vb. (en-third-person singular of: rule on)
Usage examples of "rules on".
And the Bush energy plan proposes additional loosening of EPA rules on the chemical industry.
Cerryl shook his head-he'd bent the rules on that one, but his truth-read had shown Guarl to be honest and desperate.
Whatever it was, it was clear he hadn't expected her to break any rules on his account.
His was the most distasteful part of the job, but it was sufficiently important that he'd considered the rules on ethics in war and decided that the mission parameters fell within the confines that lawyers and philosophers had placed upon warriors.