2009 was one of the biggest years for tax law change in history. Filing this year will be more confusing and could cause many to pay money to the government that is rightfully theirs. Roni Deutch, tax expert and author of THE TAX LADY’S GUIDE TO BEATING THE IRS: And Saving Big Bucks on Your Taxes, continues her campaign to educate and empower taxpayers with 5 essential changes in tax law you need to know: