Limitations on the Insurrection act including Mechanisms for Invoking its Termination Act or the LIMIT Act This bill provides that the authorities for federal aid to state governments, use of militia and armed forces to enforce federal authority, and interference with state and federal law under the Insurrection Act may only be exercised after the President declares a national emergency under the National Emergencies Act applicable to the situation for which any such authority is exercised. The bill prohibits the exercise of an authority if the national emergency has been terminated.