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.

The Internal Revenue Service (IRS) will lay off thousands of probationary employees in the midst of tax filing season as soon as this week. It’s unclear how many workers will be let go. Probationary employees are typically new in their positions.

It’s unclear how many IRS workers will be affected. IRS employees involved in tax-season work were told they will not be allowed to accept a buyout offer from the Trump administ