WooCommerce Tax (formerly WooCommerce Shipping & Tax)

3.6.12 – 2026-08-10

Fix – Restore tax rate lookups for local pickup orders, which could return no rates at all.

Fix – Preserve apostrophes in city and street when taxes are recalculated from the order edit screen.

Fix – Prevent a fatal error during cart and checkout tax calculation when a customization supplies an invalid store address.

Fix – Send the same values for empty address fields whether taxes are calculated at checkout or from the order edit screen.

Fix – Ignore array-valued address fields when taxes are recalculated from the order edit screen.

Fix – Prevent tax calculation from failing when the store address postcode holds more than one comma-separated value.

Fix – Accept lower-case country and state codes from the woocommerce_taxjar_nexus_address filter.

Fix – Fall back to the store address when a custom nexus address is incomplete instead of abandoning the calculation.

Fix – Prevent unbounded growth of WooCommerce tax rate rows when the customer state contains a character WooCommerce strips before storing it, such as a period or an accented letter.

Fix – Restore tax rates on the price display, shipping tax and coupon paths for addresses whose state was stored in a normalized form.

Fix – Calculate tax correctly for carts mixing taxable and non-taxable products, so a non-taxable product no longer resets the standard tax rate to zero.

Tweak – Centralize TaxJar address handling in an internal value object. No change to tax calculation.

Tweak – Store tax r