Identifies the billing account to which the recurring and non-recurring charges for this request will be billed.
NOTE 1: The precise format will be defined by each provider in accordance with individual billing procedures and provided to the customer.
NOTE 2: The BAN entry appearing on this form must be for the provider identified in the ICSC field.
VALID ENTRIES:
Valid Billing Account Number
E = Existing
N = New Billing Account requested
NB = Multi-EC Non-billing provider
NOTE 1: If the customer wishes to have a new billing account number for this order, enter āNā in this field. The new billing account number will appear on the bill and the CN.
NOTE 2: "NB" represents a non-billing provider that is involved in providing this access service , when the ASC-EC field is populated.
NOTE 3: If an existing service BAN is invalid, the provider will determine the appropriate BAN and return it on the CN
NOTE 4: Use of valid entry of "E" is based on customer/provider negotiations.
USAGE: This field is required.
DATA CHARACTERISTICS: 13 alpha/numeric characters
EXAMPLES: 2 0 1 9 8 1 - 3 5 8 7
5 3 6 4 F 0 0 0 0 S F C A