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In the context of roaming fees, clearing and settlement refer to the processes that ensure mobile carriers get paid for the usage of their networks by subscribers of other carriers when those subscribers are “roaming” outside their home network’s coverage area. Here’s a breakdown:
Scenario: Imagine a customer with a Verizon phone travels to Europe. While there, their phone connects to a local network (e.g., Vodafone). Verizon and Vodafone have agreements in place to allow this “roaming.” The Verizon customer makes calls, sends texts, and uses data on Vodafone’s network.
Clearing:
* Usage Data Collection: Vodafone’s network records the usage of the Verizon customer – how many calls were made, the duration, how many texts were sent, and the amount of data consumed. These records are often in the form of Call Detail Records (CDRs) or similar data logs.
* Data Exchange and Verification: Vodafone then needs to send this usage data to Verizon so Verizon can bill its customer. This exchange of data happens through a clearinghouse, which acts as an intermediary. The clearinghouse ensures the data is in a standard format (like TAP – Transferred Account Procedure – files), validates the records, and reconciles any discrepancies between the two carriers’ systems.
* Rating: The clearing process also involves applying the agreed-upon roaming rates between Verizon and Vodafone to the usage data to determine the charges. These rates are typically pre-negotiated and can vary based on the type of usage (voice, SMS, data) and the duration or volume.
Settlement:
* Billing and Invoicing: Once the usage data is cleared and the charges are calculated, the clearinghouse (or sometimes the visited network directly) will generate an invoice for Verizon. This invoice details the total amount Verizon owes Vodafone for its customer’s roaming usage.
* Payment Transfer: Settlement is the actual payment of this invoiced amount from Verizon to Vodafone. This typically happens through established financial channels between the carriers. The clearinghouse often facilitates this payment process as well.
Why is this important for roaming fees?
* Accurate Billing: Clearing ensures that the roaming charges passed on to the end customer by their home carrier (like Verizon) are based on actual usage and the agreed-upon rates with the visited network (like Vodafone).
* Inter-Carrier Compensation: Settlement ensures that the visited network gets fairly compensated for allowing the foreign subscriber to use their infrastructure. This is essential for maintaining the complex web of global roaming agreements.
* Revenue Assurance: Both clearing and settlement processes help mobile operators ensure they are accurately capturing and collecting revenue for roaming services.
* Dispute Resolution: Standardized clearing processes and data formats help in resolving any disputes that may arise between carriers regarding roaming charges.
In essence, clearing and settlement are the behind-the-scenes financial and data management processes that make international (and sometimes domestic) roaming possible and ensure that the correct fees are ultimately charged to the user. Digitization has significantly streamlined these processes, making them more efficient and accurate, much like it has for coupon clearing.

Video courtesy of CSOB

Video courtesy of CSOB