2024年6月18日 · On April 1, 2024, USCIS issued a new edition of the Form N-400, Application for Naturalization. As of June 3, 2024, USCIS will only accept the 04/01/24 edition of the Form. N-400. The edition date can be found at the bottom of the page on the form and instructions. Q. Who is eligible for a fee waiver, and how do I apply? A.