The Collaborative International Dictionary of English v.0.48:
Exact \Ex*act"\, v. t. [imp. & p. p. Exacted; p. pr. & vb. n.
Exacting.] [From L. exactus, p. p. of exigere; or fr. LL.
exactare: cf. OF. exacter. See Exact, a.]
To demand or require authoritatively or peremptorily, as a
right; to enforce the payment of, or a yielding of; to compel
to yield or to furnish; hence, to wrest, as a fee or reward
when none is due; -- followed by from or of before the one
subjected to exaction; as, to exact tribute, fees, obedience,
etc., from or of some one.
He said into them, Exact no more than that which is
appointed you. --Luke. iii.
Years of servise past
From grateful souls exact reward at last --Dryden.
Exact me in another place. --Massinger.