483A.52  Additional powers of commission.
  In connection with the issuance of the bonds or in order to secure the payment of the bonds and interest on the bonds, the commission may by resolution:
  1.  Provide that the bonds be secured by a first lien on the revenues and receipts received or to be received into the wildlife habitat bond fund from income from the investment of the wildlife habitat bond fund, from moneys received from the sale of bonds, and from any other moneys which are available for the payment of bond service charges.
  2.  Pledge for the benefit of the bondholders any part of the receipts in the wildlife habitat bond fund. The pledge shall be effective without physical delivery or further act and moneys in the fund may be applied for the purposes as pledged without the necessity of an Act of appropriation.
  3.  Establish, authorize, set aside, regulate, and dispose of reserves and sinking funds.
  4.  Provide that sufficient amounts of the proceeds of the sale of the bonds may be used to fully or partially fund any and all reserves or sinking funds set out by the bond resolution.
  5.  Prescribe the procedure, if any, by which the terms of any contract with bondholders may be amended or abrogated, the amount of the bonds whose holders must consent thereto, and the manner in which the consent may be given.
  6.  Purchase bonds, out of funds available for that purpose, which shall be canceled, at a price not exceeding either of the following:
  a.  If the bonds are then redeemable, the redemption price then applicable plus accrued interest to the next interest payment date.
  b.  If the bonds are not then redeemable, the redemption price applicable on the first date after the purchase upon which the bonds become subject to redemption plus accrued interest to that date.
86 Acts, ch 1231, §4
C87, §110.52
C93, §483A.52