The agency faces a new challenge with fewer employees and possibly more budget cuts. The lack of personnel may be most apparent with the IRS help line, which confused taxpayers turn to for guidance.
There are only two must-pass items on the agenda: a short-term funding bill to keep the government running past Sept. 30, and a separate funding bill to combat the spread of the Zika virus.
IRS Commissioner John Koskinen was called before a Senate panel to answer questions about a data breach revealed last month involving the accounts of 104,000 taxpayers.
