visit https://www.irs.gov/refunds or download IRS2Go in the app store
The Tax season will start January, 28 and end on April, 15
ITINs that have not been used on a tax return for Tax Year 2015, Tax Year 2016 or Tax Year 2017 will expire December 31, 2018. Additionally, ITINs with middle digits of 73, 74, 75, 76, 77, 81 or 82 (e.g. 9NN-73-NNNN) will also expire at the end of the year.