carryforward

[ kar-ee-fawr-werd ]
/ ˈkær iˈfɔr wərd /

noun

(in U.S. income-tax law) a special provision allowing part of a net loss or of an unused credit in a given year to be apportioned over one or two subsequent years, chiefly in order to ease the tax burden.
Compare carry·back.

Origin of carryforward

First recorded in 1895–1900; noun use of verb phrase carry forward