Indian Contract Act, 1872
174. Pawnee not to retain for debt or
promise other than that for which goods pledged-Presumption in case of
subsequent advances
The pawnee shall not, in the absence of a contract to that
effect, retain the goods pledged for any debt or promise of other than the debt
or promise for which they are pledged; but such contract, in the absence of
anything to the contrary, shall be presumed in regard to subsequent advances
made by the pawnee.