Limitation of indebtedness, §50-32-39. Pledge of credit of state, §50-32-33. Pledge of state, §50-32-34. Power of authority, §50-32-11. Public policy, §50-32-37. Rail passenger authority. Restrictions on issuance, §50-32-15. Revenue bonds. Defined, §50-32-2. Details of issuance, §50-32-31. Power to issue, §§50-32-30, 50-32-31. Tax-exempt status, §§50-32-31, 50-32-37. Securities status, §50-32-33.