Okla. Stat. tit. 62, § 62-306e: Cancellation of special assessment and lien of bond,

warrant or tax bill.

In any case where the owner of any property which is or shall

be charged with a lien for the payment of any such matured and

unpaid special assessment street improvement bond or special

assessment warrant or tax bill, is the owner and holder of any such

bond or portion of bond or special assessment warrant or tax bill,

he may upon surrendering the same to the city clerk of the

municipality wherein such special assessment shall appear, have such

special assessment and lien thereof canceled and such city clerk

shall make an endorsement upon the bond or special assessment

warrant or tax bill and such city clerk shall make a notation upon

the special assessment tax rolls showing that such special

assessment has been discharged and released and shall cancel such

bond and file the same in his office.