No, that is not what it means. It means the IRS is scrutinizing tax returns claiming the additional tax credit and/or earned income credit more closely, so if you are getting either of those credits you cannot expect your tax refund earlier than the end of February.
https://www.irs.gov/newsroom/2018-tax-filing-season-begins-jan-29-tax-returns-due-april-17-help-avai...
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