Experts say the layoffs of roughly 7,000 IRS probationary workers likely mean the end of the agency’s plans to go after high-wealth tax dodgers and could spell disaster for revenue collections.

The IRS will lay off roughly 7,000 workers in Washington and around the country beginning Thursday, a person familiar with the plans told The Associated Press. The layoffs affect probationary employees with roughly one year or less of service at the agency and largely include workers in compliance departments,