Remitter
Remitter (-t?r) , noun
1.
One who remits.
(a)
One who pardons.
(b)
One who makes remittance.
2.
(Law) The sending or placing back of a person to a title or right he had before; the restitution of one who obtains possession of property under a defective title, to his rights under some valid title by virtue of which he might legally have entered into possession only by suit. — Bouvier