Exchequer.

The Exchequer was, in origin, a Court of Crown Revenue, which had split from the [[curia regis]] in the 1190s. The extension of its jurisdiction from collecting and protecting the revenues of the Crown to cover the adjudication of civil pleas (i.e. lawsuits between individuals) was described in the 19th century as 'obviously and confessedly grounded on usurpation, now confirmed by immemorial usage, founded