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TaxJar · Version history

TaxJar changelog and version history

Latest version
4.2.11
Oct 5, 2026 (1 month ago)
Releases
100
since 2014
In the last year
6
about one every 61 days
Tested up to
WordPress 7.1.4
PHP 7.0 or later

Releases each year

  • 201415 releases
  • 201511 releases
  • 20165 releases
  • 20172 releases
  • 201813 releases
  • 201914 releases
  • 202011 releases
  • 202111 releases
  • 20226 releases
  • 20232 releases
  • 20242 releases
  • 20253 releases
  • 20265 releases

20265 releases

  1. TaxJar 4.2.11Latest

    • WooCommerce tested up to 11.1.2
    • WordPress 7.1.2 tested

  2. TaxJar 4.2.10

    • Fix phpcs errors surfaced from external Quality Insights Toolkit run

  3. TaxJar 4.2.9

    • WooCommerce tested up to 11.0.1
    • WordPress 7.1 tested

  4. TaxJar 4.2.8

    • WooCommerce tested up to 10.9.0

  5. TaxJar 4.2.7

    • WooCommerce tested up to 10.4.3
    • WordPress 6.9 tested

20253 releases

  1. TaxJar 4.2.6

    • WooCommerce tested up to 10.3.5
    • #276 Fix WooCommerce Checkout Block compatibility for tax calculation
    • #277 Fix incorrect shipping tax on exempt products when using saved rates

  2. TaxJar 4.2.5

    • WooCommerce tested up to 10.2.2
    • WordPress 6.8.3 tested
    • #272 Fix test failures due to live tax rate changes and skip subscription tests when plugin not available
    • #274 Fix connect flow UI bug

  3. TaxJar 4.2.4

    • PHP 8.x deprecation fixes
    • Nexus check bugfix when not an array
    • WooCommerce tested up to 10.0.4
    • WordPress 6.8.2 tested

20242 releases

  1. TaxJar 4.2.3

    • WooCommerce tested up to 8.1.0
    • WordPress 6.6.1 tested
    • RUN_TJPLAT-1732 – Fix test failures
    • #258 Stop displaying the metabox when the order can’t be found

  2. TaxJar 4.2.2

    • WooCommerce tested up to 8.1.0
    • WordPress 6.6.1 tested

20232 releases

  1. TaxJar 4.2.1

    • WooCommerce tested up to 8.1.0
    • WordPress 6.3.1 tested

  2. TaxJar 4.2.0

    • WooCommerce tested up to 7.8.0
    • Updates needed for HPOS compliance
    • Flag as HPOS-enabled

20226 releases

  1. TaxJar 4.1.5

    • WooCommerce tested up to 7.0.0
    • Update minimum WooCommerce version to 6.4

  2. TaxJar 4.1.4

    • WooCommerce tested up to 6.8.1
    • Update minimum WooCommerce version to 6.2

  3. TaxJar 4.1.3

    • Fix conflict with WooCommerce PDF Product Voucher plugin
    • Support local pickup shipping method during calculation on admin and API orders
    • Add Washington D.C. as exemption region
    • Correctly calculate tax on subscription products with updated PTCs
    • WooCommerce tested up to 6.6
    • Update minimum WooCommerce version to 6.0

  4. TaxJar 4.1.2

    • Fix for precision issue when syncing some orders to TaxJar
    • Fix for persisting inaccurate rates in rates table
    • WooCommerce tested up to 6.3
    • Update minimum WooCommerce version to 5.8

  5. TaxJar 4.1.1

    • Fix for issue where incorrect tax was applied on shipping when multiple shipping packages were selected
    • Fix to add compatibility for WooCommerce Gift Card plugin
    • Added feature to sync customer to TaxJar when created/updated through WooCommerce REST API
    • Add feature to add customers to sync queue when created/updated through the Customer/Order/Coupon CSV Import Suite
    • Add action after calculating cart totals
    • WooCommerce tested up to 6.2
    • Update minimum WooCommerce version to 5.7

  6. TaxJar 4.1.0

    • Add order meta box to give details of calculation and sync statuses
    • Remove usage of deprecated function is_ajax
    • WooCommerce tested up to 6.1
    • Update minimum WordPress version to 5.6

202111 releases

  1. TaxJar 4.0.2

    • Filter invalid PTCs before creating transactions in TaxJar.
    • Fix floating point precision issue causing transactions to be rejected by the TaxJar API.

  2. TaxJar 4.0.1

    • Change dynamic tax rate ID to 999999999 to help prevent issues with 3rd parties ingesting exported WooCommerce order data
    • Fix issue where shipping was still utilizing dynamic tax rate when the save rates setting was enabled.

  3. TaxJar 4.0.0

    • Refactor cart tax calculation to stop calculation events from triggering twice
    • Fix issue with tax calculation on dynamically created products and variations
    • Fix issue where in some cases fees did not use correct product tax codes during calculation
    • Fix issue where multiple products with the same product tax and exemption thresholds may cause incorrect tax
    • Update minimum WooCommerce version to 5.4
    • WooCommerce tested up to version 5.9

  4. TaxJar 3.3.0

    • Fix php warning when store settings are not set
    • Update minimum WordPress version to 5.4
    • Update minimum WooCommerce version to 5.1
    • WooCommerce tested up to version 5.6
    • Update minimum PHP version to 7.0

  5. TaxJar 3.2.11

    • Fix fatal error when no line items present on tax response.

  6. TaxJar 3.2.10

    • Minor transaction sync performance improvement.

  7. TaxJar 3.2.9

    • Add support for tax calculation in WooCommerce cart and checkout blocks.

  8. TaxJar 3.2.8

  9. TaxJar 3.2.7

  10. TaxJar 3.2.6

  11. TaxJar 3.2.5

202011 releases

  1. TaxJar 3.2.4

  2. TaxJar 3.2.3

  3. TaxJar 3.2.2

  4. TaxJar 3.2.1

  5. TaxJar 3.2.0

  6. TaxJar 3.1.1

  7. TaxJar 3.1.0

  8. TaxJar 3.0.15

  9. TaxJar 3.0.14

  10. TaxJar 3.0.13

  11. TaxJar 3.0.12

201914 releases

  1. TaxJar 3.0.11

  2. TaxJar 3.0.10

  3. TaxJar 3.0.9

  4. TaxJar 3.0.8

  5. TaxJar 3.0.7

  6. TaxJar 3.0.6

  7. TaxJar 3.0.5

  8. TaxJar 3.0.4

  9. TaxJar 3.0.3

  10. TaxJar 3.0.2

  11. TaxJar 2.3.1

  12. TaxJar 2.3.0

  13. TaxJar 2.2.0

  14. TaxJar 2.1.0

201813 releases

  1. TaxJar 2.0.1

  2. TaxJar 2.0.0

  3. TaxJar 1.7.1

  4. TaxJar 1.7.0

  5. TaxJar 1.6.1

  6. TaxJar 1.6.0

  7. TaxJar 1.5.4

  8. TaxJar 1.5.3

  9. TaxJar 1.5.2

  10. TaxJar 1.5.1

  11. TaxJar 1.5.0

  12. TaxJar 1.4.0

  13. TaxJar 1.3.3

20172 releases

  1. TaxJar 1.3.2

  2. TaxJar 1.3.1

20165 releases

  1. TaxJar 1.2.4

  2. TaxJar 1.2.3

  3. TaxJar 1.2.2

  4. TaxJar 1.2.1

  5. TaxJar 1.2.0

201511 releases

  1. TaxJar 1.1.8

  2. TaxJar 1.1.7

  3. TaxJar 1.1.6

  4. TaxJar 1.1.5

  5. TaxJar 1.1.4

  6. TaxJar 1.1.3

  7. TaxJar 1.1.2

  8. TaxJar 1.1.1

  9. TaxJar 1.1.0

  10. TaxJar 1.0.8

  11. TaxJar 1.0.7

201415 releases

  1. TaxJar 1.0.6

  2. TaxJar 1.0.5.2

  3. TaxJar 1.0.5.1

  4. TaxJar 1.0.5

  5. TaxJar 1.0.4

  6. TaxJar 1.0.3

  7. TaxJar 1.0.2

  8. TaxJar 1.0.1

  9. TaxJar 1.0.0

  10. TaxJar 0.6

  11. TaxJar 0.5

  12. TaxJar 0.4

  13. TaxJar 0.3

  14. TaxJar 0.2

  15. TaxJar 0.1

Questions about TaxJar’s releases

What is the latest version of TaxJar?

4.2.11, released on Oct 5, 2026 (1 month ago). It’s tested up to WordPress 7.1.4 and needs PHP 7.0 or later.

How often is TaxJar updated?

6 releases in the last year, about one every 61 days. Its first release on WordPress.org dates from March 2014.

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Release dates come from the day each version’s folder was made in TaxJar’s WordPress.org SVN repository; the notes from its readme’s changelog, as its authors wrote it.