Proposed is a method, a communications system and a receiving device (1) forbilling of access-controlled programs and/or data which are broadcast by abroadcasttransmitter (2, 2') unidirectionally and encrypted, and are received by atleast onereceiving device (1). A monetary value is stored in a data memory (16) of thereceiving device (1). The costs for access to the access-controlled programsand/ordata are determined in the receiving device (1) based on received cost data,anddecryption of the access-controlled programs and/or data in the receivingdevice (1)is prevented if the determined costs are greater than the stored monetaryvalue.Billing records are generated in the receiving device (1) for the allocationof credititems to the vendors of the access-controlled programs and/or data, and aretransmitted to a billing center (3) via various data channels.
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