You may use your firearm if they are posing a threat to you or people around. If they have failed to pull over for like 5 minutes and they are putting peoples life at risk by driving on sidewalks and passing red lights constantly, then yes.LEOs may only use their firearms when a suspect(s) is posing a direct threat to any other member of the public and/or is believed to be intent on harming any other such person(s) (appropriate evidence, as defined under section 10.3, must have been obtained when acting on such a belief).
You may use your firearm if they are posing a threat to you or people around. If they have failed to pull over for like 5 minutes and they are putting peoples life at risk by driving on sidewalks and passing red lights constantly, then yes.