loophole

They tightened the loopholes in those acts.

a loophole enabling workers to take unnecessary sick leave

he made millions sniffing out tax loopholes for companies.

2. that donjon keep, much more pierced with loopholes than with windows; that drawbridge, always raised; that portcullis, always lowered,--is the Bastille.

exploit a legal loophole

find a loophole in the system

close a tax loophole

use a loophole to avoid paying taxes

discover a loophole in the contract

patch up a security loophole

exploit a loophole in the rules

benefit from a regulatory loophole

expose a loophole in the policy

create a loophole for themselves