inland revenue(n = noun.group) ir - a board of the British government that administers and collects major direct taxes;
is a kind of administrative body, administrative unit

collector of internal revenue, government revenue, gross revenue, inland, inland bill, inland passage, inland sea, internal revenue, internal revenue agent, internal revenue service, revenue, revenue bond, revenue enhancement, revenue sharing, revenue stamp, revenue tariff, tax revenue, unearned revenue, utility revenue bond