Taxator

The halls were in general held only on lease; but by a privilege common to most Universities, houses once occupied by clerks or students could not again be resumed by the proprietor, or taken from the gown, if the rent were punctually discharged, the rate of which was quinquennially fixed by the academical taxators.

Source: wiktionary

The taxators appointed by the clerk of the Parliaments have power to administer oaths, and to require the production of proper vouchers for all monies charged as having been paid by a parliamentary agent.

Source: wiktionary

Farm assaying, i.e. the estimation of the value of farms and of their component parts is the task of specialized assayors or taxators and therefore we shall limit ourselves in this pamphlet to a short statement of their work.

Source: wiktionary