# PAN Registration in Enhanced Value (ENVL)
source: https://developer.mastercard.com/account-catalog-services/documentation/use-cases/pan-registration/registering_a_new_pan_to_envl_service/index.md

Enhanced Value (ENVL) provides a reasonable and competitive level of required rewards and enrolls in the reward program, PANs are registered under the approved reward program. Enhanced Value offers a qualification service for Mass Consumer credit card programs that offer rewards, but it is not a card program in itself. It requires card-initiated registration by the Issuer.

#### Following are the execution steps: {#following-are-the-execution-steps}

1. The customer provides a PAN with service-specific data in Account Catalog Services (ACS) format through the API.
2. The ALM validates the PAN and its attributes, then registers the PAN accordingly.
3. The API response is provided to customers with a registered account category code, accept codes or reject codes as applicable.
4. If the customer has opted for a detailed response, Mastercard sends the detailed response to the customer on its configured API URL.

## Sequence Diagram {#sequence-diagram}

Diagram pan_registration