District bonds may be issued and sold pursuant to this chapter for all of the following purposes:

1. (a) Raising money for purchasing real property for airport and spaceport purposes.
2. (b) Building and purchasing buildings or structures including hangars, or making alterations, additions, or repairs to the buildings or structures.
3. (c) Restoring or rebuilding buildings or structures damaged or destroyed by fire or other public calamity.
4. (d) Supplying buildings, structures, and hangars with furnishings and necessary apparatus.
5. (e) Improving the grounds of airports and spaceports.
6. (f) Acquiring and maintaining lighting equipment and all other equipment, devices, and facilities necessary or convenient for the airports and spaceports.
7. (g) Liquidating any indebtedness incurred for these purposes or refunding any valid outstanding indebtedness of the district evidenced by bonds or warrant.
8. (h) Paying all costs and expenses incident to the bond election, including engineering, architectural, legal charges, fiscal agent’s charges and interest during construction and for a period of not to exceed 12 months after the date of completion of construction.