You can’t fight city hall

(you) can't fight city hall

You cannot defeat or prevail over a bureaucratic system or its rules. You might as well pay those parking tickets now because you'll never win in court. You can't fight city hall, after all.
See also: city, fight, hall
Farlex Dictionary of Idioms.

You can’t fight city hall

sent. You cannot fight a bureaucracy. You can’t fight city hall. Pay the parking ticket and forget it.
See also: city, fight, hall
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • (you) can't fight city hall
  • can't fight City Hall
  • hall
  • you can't fight City Hall
  • go fight city hall
  • city
  • win out
  • make (one) pay through the nose
  • win out over (someone or something)
  • red tape