AB B T ERR A HP US ER MA N UA L
2021-01-11 8 /25
7. The EMSP may only use values for billing purposes that are available in any dedicated memory
in the charging device and / or the memory of the operator of the charging device. Substitute
values may not be created for billing purposes.
8. The EMSP must make appropriate agreements with the operator of the charging facility to en-
sure that the data packets used for billing purposes are stored for a sufficient length of time in
order to be able to complete the associated business transactions.
9. In the event of a justified request for verification, the EMSP has to enable the authentication of
the copies of the product belonging to these operating instructions by providing suitable iden-
tification means for the purpose of carrying out calibrations, diagnostic tests and usage moni-
toring measures.
10. All of the above obligations apply to the EMSP as the user of measured values in the sense of
Section 33 MessEG even if it obtains the measured values from the charging facilities via a
roaming service provider.
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