Md. Code Ann., State Fin. & Proc. § 8-208
(a)
(1) This section does not apply to a bond that:
(i) matures within 1 year after the date of issue and is issued:
(iv) is issued under any other plan to refund or refinance in exchange, bond for bond, an outstanding maturing debt, other than:
(b)
(2) The State unit may:
(c)
(1) The maturity date of the final series shall be based on the purpose for which the bonds are issued:
(2) The schedule of maturity dates is as follows:
Limit on Maturity
Purpose of Issue
of Issue
Paving existing highways or streets
10 years
Airports and buildings constructed or to be constructed on airports
15 years
Highway construction
20 years
Electric light and power systems
25 years
Gas systems
25 years
Grade crossing eliminations
25 years
Harbor improvements
25 years
School construction
25 years
All unscheduled permanent structures of durable materials
25 years
Bridges
30 years
Land acquired for permanent improvements
40 years
Sewerage installation
40 years
Water systems
40 years
All other unscheduled proprietary or public purposes
40 years
Added by Acts 1985, c. 11, § 2, eff. Oct. 1, 1985.