---
title: "Shopify Tax calculated on return shipping fees for eligible US orders: 2026-10-23 | Harbyn"
description: "Shopify Tax calculated on return shipping fees for eligible US orders, effective Oct 23, 2026."
canonical: "https://harbyn.com/changes/shopify/2026-10-01-new-tax-fields-for-return-shipping-fees-in-the-graphql-admin-api-2"
last-updated: 2026-10-07
---

# Shopify Tax calculated on return shipping fees for eligible US orders

Markdown version of <https://harbyn.com/changes/shopify/2026-10-01-new-tax-fields-for-return-shipping-fees-in-the-graphql-admin-api-2>.

Behavior change - Shopify. low severity. In effect.

Shopify will calculate tax on return shipping fees for orders shipped to the United States on stores that use Shopify Tax or Tax Platform.

The deadline passed on Oct 23, 2026.

## Facts

| Fact | Value |
| --- | --- |
| Vendor | [Shopify](https://harbyn.com/vendors/shopify.md) |
| Kind | Behavior change |
| Severity | low |
| Status | In effect |
| Announced | Oct 1, 2026 |
| Effective | Oct 23, 2026 |
| Added to Harbyn | Oct 7, 2026 |
| Lead time | 16 days of warning |
| Symbols | `returnCalculate`, `returnProcess` |
| Vendor page | <https://shopify.dev/changelog/new-return-shipping-fee-tax-fields> |
| Review | Reviewed by a person, extracted by a model |

## Find it in your code

```sh
npx harbyn scan
```

This change names no identifier the scanner can match line by line, so the scan tells you whether your repository uses Shopify, from its packages and API hosts. Nothing leaves your machine.

## Sources

Where this event comes from: the page we read, when we read it, and the hash of that snapshot.

- <https://shopify.dev/changelog/feed.xml> (changelog, fetched 2026-10-07 06:07 UTC, sha256 `464df7525c0d9fc1771b780065439659ecb8d2fab17bc065e817e4af9311f150`)

## Related changes

### More from Shopify

- [Discounts can be part of Rollouts, exposed through Discount.rollouts](https://harbyn.com/changes/shopify/2026-10-01-discounts-can-now-be-included-in-rollouts.md) (Behavior change, announced Oct 1, 2026)
- [metafieldInteger collection conditions removed in API version 2027-01](https://harbyn.com/changes/shopify/2026-10-01-metafieldinteger-collection-condition-removed-in-api-version-2027-01.md) (Breaking change, announced Oct 1, 2026)
- [CustomerPhoneNumber gets smsMarketingConsent; flat SMS consent fields deprecated](https://harbyn.com/changes/shopify/2026-10-01-sms-marketing-consent-now-available-on-the-customerphonenumber-object.md) (Deprecation, announced Oct 1, 2026)
- [Tax calculation requests and tax summary webhooks switch to Global IDs in 2027-01](https://harbyn.com/changes/shopify/2026-10-01-tax-webhook-summary-and-calculation-requests-now-use-global-ids.md) (Breaking change, announced Oct 1, 2026)

### Changes at other vendors

- [Amazon Selling Partner API: ORDER\_CHANGE notifications add PreFulfillmentStatusChange for Amazon Autos](https://harbyn.com/changes/amazon-sp-api/2026-10-14-sp-api-updates-new-listings-items-api-ivp-values-in-eu5-jp-and-ca-stores-oct-3.md) (effective Oct 28, 2026)
- [BigCommerce: 301 redirects will apply only to storefront channels](https://harbyn.com/changes/bigcommerce/2026-10-07-301-redirects-now-apply-to-storefront-channels-only.md) (effective Nov 10, 2026)
- [GitHub: Secret scanning audit log business field changes to enterprise slug](https://harbyn.com/changes/github/2026-10-20-updates-to-github-secret-scanning-7.md) (effective Nov 12, 2026)
- [Jira / Atlassian Cloud: New IP address ranges in use from January 1, 2027](https://harbyn.com/changes/atlassian-jira/2026-10-16-atlassian-cloud-adds-new-ip-address-ranges.md) (effective Jan 1, 2027)

[All upcoming deadlines](https://harbyn.com/deadlines.md)