HARTFORD, Conn. (AP) — Nearly 100,000 employers in Connecticut are about to get sticker shock as the state mails annual tax bills to pay interest on its $433 million federal loan for unemployment benefits for workers let go during the Great Recession.

The so-called special assessment being mailed Friday has prompted a new round of complaints about the high cost of doing business in Connecticut. The unemployment tax is expected to be the highest this year in the United States.