The IRS will lay off thousands of probationary workers in the middle of tax season, according to two sources familiar with the agency’s plans, and cuts could come as soon as next week.

Several people briefed on the matter said cuts to the IRS cuts numbering in the thousands. One target is tax collections.

The Internal Revenue Service is reportedly preparing to lay off thousands of its workers during its busiest time of year: tax season.The agency, which has more than 100,000 employees, is planning to begin layoffs as early as next week,