co-legislate

Verb

colegislate (third-person singular simple present colegislates, present participle colegislating, simple past and past participle colegislated)

1. (uncommon) To necessarily bring about a statute together with another legislative body or legislature, to be a colegislator.
   • Even in Congress the States seem to bear a major vote. No act has gone beyond federal limits—many important ones have stopped far short. The States, on the other hand, keep up an almost incessant siege. There is scarcely an article which some of them have not co­legislated upon.1860, John Church Hamilton, Life of Alexander Hamilton. A history of the Republic of the United States of America, as traced in his writings and in those of his contemporaries, volume V, pages 113–114