Except as provided in §B of this regulation, the requirements of Regulations .06—.25 of this chapter apply to persons managing: Batteries, as defined in COMAR 26.13.01.03B; and Spent lead-acid batteries, which are not managed under Regulation .04 of this chapter. The requirements of Regulations .06—.25 of this chapter do not apply to the management of the following batteries: Spent lead-acid batteries that are managed under Regulation .04 of this chapter; Batteries as defined in COMAR 26.13.01.03B that are not yet wastes under COMAR 26.13.02, including batteries that do not meet the criteria for waste generation in §C of this regulation; and Batteries as defined in COMAR 26.13.01.03B that do not meet the definition of hazardous waste in COMAR 26.13.02.03. Generation of Waste Batteries. A used battery becomes a waste on the date it is discarded, as defined by the criteria in COMAR 26.13.02.02A(2). An unused battery becomes a waste on the date the handler decides to discard it.