remitter

Etymology
, or in the legal sense

Noun

 * 1) One who remits, or makes remittance.
 * 2) One who pardons.
 * 3)  The sending or placing back of a person to a title or right formerly held; 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