Indiana Code Title 36. Local Government § 36-9-36-47

Sec. 47. (a) Bonds issued in anticipation of the collection of assessments convey and transfer to the owner of the bonds all interests in the assessments and liens upon the respective lots or parcels of land.

(b) The liens stand as security for the bonds and interest until the bonds and interest are paid.  A bond owner has full power to enforce the lien by foreclosure in court as provided in this chapter if the bond or interest is not paid when presented to the disbursing officer.