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The DB Buyer reference (1) is 992-90009-96 and is valid for all German DB AG companies according to the above page.
In addition, please enter in the fields
Information on invoice recipient / Invoice recipient’s contact details / Name (BT-56 ) (2)
Information on invoice recipient / Invoice recipient’s contact details / Telephone (BT-57) (3)
Information on invoice recipientr / Invoice recipient’s contact details / E-mail (BT-58 ) (4)
the data of the DB employee placing the order (name, telephone, e-mail address).
Invoice details / References / Purchase order reference (BT-13)
DB rejects invoices that contain information under Invoice details / Delivery date (BT-7) (1).
If you have a DB order number, please enter it in the field Invoice details / References / Purchase order reference (BT-13) (2).
No further details may be entered here. It is sufficient to enter the digits after the last slash of the order number (xxx/xxx/xxxxxx) here.
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Delivery date (BT-72) or billing period (BT-73, BT-74)
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Delivery / Delivery information / Delivery date (BT-72) (1)
or billing period (BT-73, BT-74)
Delivery / Delivery information / billing period (from) (BT-73) (1)
Delivery / Delivery information / billing period (to) (BT-74) (2)