Ensuring College Access for all Americans Act - Prohibits reducing the amount of Federal student assistance for which a student is eligible in the award year 2004 through applying to that student the annual updates to the allowance for State and other taxes (published in the Federal Register on May 30, 2003) in the tables used in the Federal Needs Analysis Methodology to determine a student's expected family contribution for the award year 2004-2005 under the Higher Education Act of 1965.