Purpose of Issue | Limit on Maturity 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 |
Md. Code, SF § 8-208