Indiana Code Title 13. Environment § 13-21-12-1

(1) be issued as serial or term bonds or as a combination of both;

(2) be executed and delivered by the district at any time and from time to time;

(3) bear the date or dates;

(4) bear the maximum interest rates, if fixed rates are used, or specify any manner in which the interest rate will be determined, if variable or adjustable rates are used;

(5) be redeemable before the stated maturities of the bonds on the terms and conditions and at premiums as necessary or advisable;

(6) be issued in any denomination of not less than five thousand dollars ($5,000);

(7) be in a form, either book entry or registered, or both;

(8) carry registration conversion privileges;

(9) be payable in a medium of payment and at a place or places, which may be at any one (1) or more banks or trust companies within or outside Indiana;

(10) provide for the replacement of mutilated, destroyed, stolen, or lost bonds;

(11) be authenticated in a manner and upon compliance with conditions;

(12) establish reserves from the proceeds of the sale of bonds or from other money, or both, to secure the payment of the principal and interest on the bonds issued under this article or IC 13-9.5-9 (before its repeal);

(13) establish reserves from the proceeds of the sale of bonds or from other money, or both, for extensions, enlargements, additions, replacements, renovations, and improvements to or for the facilities;  and

(14) contain other terms and covenants;

(1) may bear either the impressed or facsimile seal of the district;  and

(2) shall be:

as long as one (1) of these signatures is manual.  However, any signatures may be facsimiles if the bonds are to be manually authenticated by a fiduciary.