Extending a specified credit against the State income tax for electricity-producing facilities using specified qualified energy resources and placed in service on or after January 1, 2006, but before January 1, 2019; extending the period in which the Maryland Energy Administration may issue specified qualifying certifications to December 31, 2018; establishing the Maryland Clean Energy Incentive Tax Credit Reserve Fund; authorizing the Governor to include an appropriation to the Reserve Fund for fiscal years 2018-2019; etc.