Issuance by the authority of one or more series of bonds for one or more purposes shall not preclude it from issuing other bonds in connection with the same facilities or HEAL loans or any other facilities or HEAL loans or any other purpose hereunder, but the resolutions or trust indenture whereunder any subsequent bonds may be issued shall recognize and protect any prior pledge or mortgage made for any prior issue of bonds.
SDCL 1-16A-48