(a) (1) In this part, 'coal combustion by–product' means the residue generated by or resulting from the burning of coal. (2) 'Coal combustion by–product' includes: (i) Fly ash; (ii) Bottom ash; (iii) Boiler slag; (iv) Pozzolan, as defined in § 15–407 of this article; and (v) Solid residuals removed by air pollution control devices from the flue gas and combustion chambers of coal–burning furnaces and boilers. (b) On or before December 31, 2009, the Department shall submit to the Joint Committee on Administrative, Executive, and Legislative Review regulations regarding: (1) Fugitive air emissions from the transportation of coal combustion by–products in the State; and (2) The permissible beneficial uses of coal combustion by–products in the State.
Maryland Legal Code