Amendable Fields {#rb-amend-subs-amend-fields}
==============================================

The status of the subscription determines which fields you can amend.

Subscriptions That Are Delinquent, Suspended, Canceled, or Completed
--------------------------------------------------------------------

For a subscription in one of these states, you can *modify only these fields:*

subscriptionInformation.code
:

subscriptionInformation.name
:

clientReferenceInformation.code
:
Merchant reference number.

Pending Subscriptions
---------------------

You *cannot modify* these fields when the subscription is in the **pending** state:

orderInformation.amountDetails.currency
:

paymentInformation.customer.id
:

planInformation.billingPeriod.length
:

planInformation.billingPeriod.unit
:

Active Subscriptions
--------------------

You *cannot modify* these fields when the subscription is in the **active** state:

orderInformation.amountDetails.currency
:

orderInformation.amountDetails.setupFee
:

paymentInformation.customer.id
:

planInformation.billingPeriod.length
:

planInformation.billingPeriod.unit
:

subscriptionInformation.startDate
:
Payment processing time starts at 2:00 a.m. in your time zone.

Related Information
-------------------

* [API field reference guide for the REST API](https://developer.cybersource.com/docs/cybs/en-us/api-fields/reference/all/rest/api-fields/rest-api-fields-intro.md "")