Starting with Customer Account API version 2026-10, customer address inputs and objects support countryCode . The existing territoryCode field is deprecated but remains fully supported, so current integrations continue working without interruption.
Summary extracted from the official source text. Verify details on the source page.
| Platform | Shopify |
|---|---|
| Effective date | No date published |
| Precision | n/a |
| Published | 2026-09-08 |
| Categories | Deprecation |
| Tags | 2026-10, API, Checkout UI, Customer Account API, Customer Accounts, Deprecation announcement |
| Official source | Shopify developer changelog ↗ |
| Fetched | 2026-10-17T03:44:00+00:00 |
| First seen | 2026-10-17T01:05:46+00:00 |
| Status | Listed by the source |
| Stable ID | shopify-8d42e9d739 · JSON |