Complex sentence: The party was registered in time to contest the 2016 federal election, due before the end of 2016, and it announced that it had reached the required 500 members in January 2016, and submitted the application for registration on 3 March 2016.
Split into simpler sentences: The party was registered in time to contest the 2016 federal election. It announced that it had reached the required 500 members in January 2016, and submitted the application for registration on 3 March 2016.