Hands Are Tied

to be unable to change a situation because of certain rules or policies

Examples:

  • I’d like to give you a bonus, but my hands are tied. The company policy doesn’t allow bonuses anymore.
  • Because of the the rules and regulations about lending money, the banker’s hands were tied.
  • I'm sorry — my hands are tied; we've already started the negotiations.
  • The manager's hands were tied by company policy, preventing any exceptions.

Synonyms: unable to act, constrained, powerless to help