Tax Stories of the Jacksonsville Princess - Tax Filing Season Commences January 20 The income tax filing season starts on January 20, 2015, states the Internal Revenue Service. This means that people may begin filing returns for Taxes 2014 on that date. This day will kick-off the filing season even though the United State Congress passed a eleventh hour tax law, and it was signed by President Obama. In addition, the Congress passed a bill which extends more t... Thu, 20 Dec 2018 17:07:57 EST en