There are some tax credits that take longer to process, the Earned Income Credit and the Child Tax Credit being included in those credits. The IRS will start to release the refunds associated with the returns that include those credits February 15th.
The Protecting Americans from Tax Hikes (PATH) Act, signed into law in December 2015, requires the IRS to hold tax refunds that include Earned Income Tax Credit (EITC) and Additional Child Tax Credit (ACTC) until February 15, 2017.
You can read more about this at the following link:
https://blog.turbotax.intuit.com/tax-news/facts-about-the-path-act-new-law-requires-irs-to-hold-some...
