Rates

Metadata	Value
TAM Boundary	#8 of 12
Mission	Dynamic rates, DCC rates
Key Capabilities	Dynamic Currency Conversion (DCC), exchange rates, rate management
Last Scanned	2026-01-09

Overview

The Rates boundary manages dynamic currency conversion (DCC) and exchange rate services across Planet's payment processing. This includes rate tables, DCC configuration, and real-time rate lookups during transaction processing.

Applications

DCC Services - Dynamic Currency Conversion processing
Rate Table Management - Exchange rate management and distribution
3CDCCDB - DCC rates database

Repository Inventory

Repo	Language	Application	Description
psw-rate-table-importer-service	C#	PSW	Rate table importer service
te-dcc-tetra	C	Terminal	DCC for TETRA terminals
dcc-pos-france-intranet	PHP	DCC	DCC POS France intranet
dcc-pos-france-processing	Perl	DCC	DCC POS France processing
dcc-pos-france-symfony	PHP	DCC	DCC POS France Symfony app

Architecture Notes

DCC Flow

Transaction Request → Rate Lookup → DCC Offer → Customer Choice → Final Authorization
                          │
                          └── 3CDCCDB (rate tables)

Key Database

3CDCCDB - DCC rates database (referenced in Integra domain)

Rate Sources

Card scheme rates (Visa, Mastercard)
Third-party rate providers
Internal rate calculations with markup

Integrations

PSW - Rate table importer for acquiring
Integra FE - DCC at POS terminals
Datatrans - DCC for e-commerce

Technology Stack

Component	Technology
PSW Rate Importer	C# (.NET)
Terminal DCC	C (TETRA)
France DCC	PHP, Perl, Symfony
Database	SQL Server (3CDCCDB)

Strategic Direction

Centralized rate management service
Real-time rate feeds integration
Multi-currency support expansion
Compliance with card scheme DCC regulations

Future Considerations

API-first rate service for all channels
Rate caching and distribution optimization
Enhanced rate provider integrations
Rate analytics and reporting