The IRS' taxpayer advocate issued a notice that tens of millions of American taxpayers may be entitled to refunds or reduced penalties and interest due to the postponement of filing deadlines during the COVID-19 emergency declaration. The National Taxpayer Advocate said in a post on Thursday that refunds or abatements may be available to tens of millions of taxpayers for penalties and interest that were assessed by the IRS during the 3.5-year COVID disaster declaration period. It explained that the issu ...