Applicability. Covered materials must be identified on the registration form submitted annually by an individual producer or a PRO. All covered materials must be reported under one of the following categories, in sequential order as listed in §B of this regulation. If a material meets the definition of small format, it must be identified in the associated small format category for that material where applicable. If a material is reported into a category marked with a “*”, the covered material must be identified on the registration form. Covered Material Categories. Certified Compostable Organics: Rigid plastic packaging that meets the compostable labeling requirements enumerated in Environment Article, §§ 9-2102— 9-2104, Annotated Code of Maryland; Flexible plastic packaging that meets the compostable labeling requirements enumerated in Environment Article, §§ 9-2102— 9-2104, Annotated Code of Maryland; Plastic and Polymer Coated Substrates that meet the compostable labeling requirements enumerated in Environment Article, §§ 9-2102— 9-2104, Annotated Code of Maryland; and Paper food service packaging that meets a labeling standard approved by the Department. Paper: Small format paper; Newsprint, including newspaper, that does not meet the definition of “exempt material”, as defined in Environment Article, §9-2501, Annotated Code of Maryland; Magazines, catalogs, and directories that do not meet the definition of “exempt material”, as defined in Environment Article, §9-2501, Annotated Code of Maryland; Paper for general use; *Other printed materials not identified in §B(2)(a)—(d) of this regulation; Uncoated corrugated cardboard; Coated corrugated cardboard; Kraft paper; Uncoated paperboard; Coated paperboard; Molded fiber all forms; Aseptic cartons; Gable-top cartons; *Other paper laminates not identified in §B(2)(a)—(m) of this regulation; and *Other paper not identified in §B(2)(a)—(n) of this regulation. Small Format Plastic. Rigid Plastic: Polyethylene terephthalate (PET) or resin identification code (RIC) #1: Non-pigmented or non-colorant-containing bottles, jugs, and jars; PET or RIC #1: Pigmented or colorant-containing bottles, jugs, and jars; PET or RIC #1: Non-pigmented or non-colorant-containing other rigid containers, cups, lids, plates, trays, and tubs not identified in §B(4)(a) of this regulation; PET or RIC #1: Pigmented or colorant-containing other rigid containers, cups, lids, plates, trays, and tubs not identified in §B(4)(b) of this regulation; *PET or RIC #1: Other rigid items not identified in §§B(4)(a)—(d) of this regulation; High-density polyethylene (HDPE) or RIC #2: non-pigmented or non-colorant-containing bottles, jugs, and jars; HDPE or RIC #2: Pigmented or colorant-containing bottles, jugs, and jars; HDPE or RIC #2: Pails, buckets, and tubs; HDPE or RIC #2: Squeeze tubes; *HDPE or RIC #2: Other rigid items not identified in §B(4)(f)—(i) of this regulation; Polyvinyl chloride (PVC) or RIC #3: Rigid items; Low-density polyethylene (LDPE) or RIC #4: Bottles, jugs, and jars; *LDPE or RIC #4: Other rigid items not identified in §B(4)(l) of this regulation; Polypropylene (PP) or RIC #5: Bottles, jugs, and jars; PP or RIC #5: Other containers, cups, lids, plates, trays, and tubs not identified in §B(4)(n) of this regulation; PP or RIC #5: Squeeze tubes; *PP or RIC #5: Other rigid items not identified in §B(4)(n) or (o) of this regulation; Polystyrene (PS) or RIC #6: Expanded or foamed hinged containers, plates, cups, tubs, trays, and other foamed containers; PS or RIC #6: Other expanded or foamed packaging not identified in §B(4)(r) of this regulation; PS or RIC #6: Rigid, non-expanded packaging; RIC #1 through #7: Nursery Containers; Bioplastics that are not labeled as compostable or home compostable, in accordance with Environment Article, §9-2102 or 9-2104, Annotated Code of Maryland; and *Mixed rigid plastic or other rigid plastic not identified in §B(4)(a)—(v) of this regulation. Flexible Plastic: HDPE or RIC #2, or LDPE or RIC #4: Flexible and film items; PP or RIC #5: Flexible and film items; and *Plastic laminates and other flexible plastic packaging not identified in §B(5)(a) or (b) of this regulation. Metal: Steel aerosol containers; Steel containers not identified in §B(6)(a) of this regulation; Other forms of steel not identified in §B(6)(a) or (b) of this regulation; Aluminum aerosol containers; Aluminum foil and molded containers; Aluminum containers not identified in §B(6)(d) or (e) of this regulation; Other forms of aluminum not identified in §§B(6)(d) —(f) of this regulation; Small format metal; Pressurized cylinders that do not meet the definition of “exempt material,” as defined in Environment Article, §9-2501, Annotated Code of Maryland; and *Other metal packaging not identified in §§B(6)(a)—(i) of this regulation. Glass: Non-pigmented or non-colorant-containing glass bottles, jars, and other containers; Pigmented or colorant-containing glass bottles, jars, and other containers; and *Ceramic, porcelain, acrylic and other glass-like material not identified in §B(7)(a) or (b) of this regulation. Wood and Other Organics: *Untreated and uncoated wood or other untreated and uncoated organic packaging that is not a plastic or bioplastic and is not identified in §B(1) of this regulation; and *Treated or coated wood or other treated or coated organic packaging that is not a plastic or bioplastic and is not identified in §B(1) of this regulation.