openaccountants
MissionNetworkFor PlatformsBlogInstallContact
openaccountantsBrand kit

AI makes tax knowledge abundant. OpenAccountants makes tax work trustworthy.

Open tax rules, trusted AI workflows, and named accountant review where available.

Platform

How It WorksFor AccountantsCPDFor PlatformsTax Calendar

Resources

AboutFAQDeveloper DocsNetworkContributorsBlogContactX / TwitterGitHub (source)MCP on Smithery

Legal

SecurityTerms of UsePrivacy Policy

OpenAccountants provides general tax and accounting reference material and AI-assisted working-paper tools. It is not tax, legal, accounting, or financial advice. Outputs must be reviewed by a qualified professional before filing, payment, or action.

OpenAccountants provides general tax and accounting reference material and AI-assisted working-paper tools. It is not tax, legal, accounting, or financial advice. Outputs must be reviewed by a qualified professional before filing, payment, or action.

© 2026 OpenAccountants. All rights reserved.

The open rules layer

Open tax rules for AI workflows

Browse the open tax and accounting skills that power OpenAccountants workflows. Each skill is designed to be cited, inspectable, machine-readable, and usable by AI agents. Some are source-cited drafts. Some have named accountant review. All are part of the open rules layer.

The rules are open. The trust layer shows who reviewed them.

1754 skills · 300 matching · 242 jurisdictions

Source-cited draft
— researched and cited, not yet reviewed by a licensed practitioner.
Accountant-reviewed
— reviewed as general reference material by a named licensed practitioner.
Needs update
— flagged for review.
Deprecated
— do not use for current work.
NameDomainJurisdictionStatus
eu-oss-digital

Use this skill whenever a business sells digital services (electronica…

VAT / GSTGLOBALSource-cited draft

Showing 1–50 of 300 skills

Page 1 of 6Next

Licensed accountant? Help build your country's tax rules.

1754 open skills across 242 jurisdictions. Verified by a licensed accountant in 20 countries. Download your country's workbook, review in Excel, get named on the site and in our MCP integrations.

20 jurisdictions with a lead verifier · 222 open for contributors

GLOBAL

36 skills · Looking for contributors

Australia

14 skills · Looking for contributors

Germany

11 skills · Looking for contributors

Japan

10 skills · Looking for contributors

US Federal

22 skills · Lead: Amir Pelinkovic · 9 verified

eu-reverse-charge

Use this skill whenever a cross-border B2B service transaction occurs …

VAT / GSTGLOBALSource-cited draft
uk-vat-return

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTUnited KingdomAccountant-verified
albania-vat

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTAlbaniaSource-cited draft
taiwan-vat

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTTaiwanSource-cited draft
algeria-vat

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTAlgeriaSource-cited draft
andorra-igi

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTAndorraSource-cited draft
be-vat-return

Redirect — consolidated into belgium-vat-return.md in this directory.

VAT / GSTBelgiumSource-cited draft
azerbaijan-vat

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTAzerbaijanSource-cited draft
bolivia-iva

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTBoliviaSource-cited draft
washington-sales-tax

Use this skill whenever asked about Washington State sales and use tax…

VAT / GSTWashingtonSource-cited draft
romania-vat-return

Use this skill whenever asked to prepare, review, or create a Romania …

VAT / GSTRomaniaSource-cited draft
nevada-sales-tax

Use this skill whenever asked about Nevada sales and use tax. Trigger …

VAT / GSTNevadaSource-cited draft
za-vat-return

Use this skill whenever asked about South African VAT returns for self…

VAT / GSTSouth AfricaAccountant-verified
non-eu-export-services

Use this skill whenever a freelancer or small business sells services …

VAT / GSTGLOBALSource-cited draft
cz-vat-return

Redirect — consolidated into czech-republic-vat-return.md in this dire…

VAT / GSTCzech RepublicSource-cited draft
new-zealand-gst

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTNew ZealandSource-cited draft
monaco-vat

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTMonacoSource-cited draft
cross-border-vat-gst

VAT, GST, and sales tax compliance for international digital businesse…

VAT / GSTInternational / OtherSource-cited draft
hu-vat-return

Redirect — consolidated into hungary-vat-return.md in this directory.

VAT / GSTHungarySource-cited draft
ks-sales-tax

Use this skill whenever asked about Kansas sales and use tax. Trigger …

VAT / GSTKansasSource-cited draft
germany-vat-return

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTGermanySource-cited draft
china-vat

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTChinaSource-cited draft
ga-sales-tax

Use this skill whenever asked about Georgia sales and use tax. Trigger…

VAT / GSTGeorgia (US)Source-cited draft
poland-vat-return

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTPolandSource-cited draft
ms-sales-tax

Use this skill whenever asked about Mississippi sales and use tax. Tri…

VAT / GSTMississippiSource-cited draft
japan-consumption-tax

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTJapanSource-cited draft
ivory-coast-vat

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTCôte d'IvoireSource-cited draft
pt-vat-return

Redirect — consolidated into portugal-vat-return.md in this directory.…

VAT / GSTPortugalSource-cited draft
oh-sales-tax

Use this skill whenever asked about Ohio sales and use tax, ODT filing…

VAT / GSTOhioSource-cited draft
india-gst

Use this skill whenever asked to prepare, review, classify, or advise …

VAT / GSTIndiaAccountant-verified
wi-sales-tax

Use this skill whenever asked about Wisconsin sales tax, Wisconsin use…

VAT / GSTWisconsinSource-cited draft
kr-vat-return

This skill has been consolidated. See south-korea-vat.md in this direc…

VAT / GSTSouth KoreaSource-cited draft
ke-vat-return

This skill has been consolidated. See kenya-vat.md in this directory.

VAT / GSTKenyaSource-cited draft
sc-sales-taxVAT / GSTSouth CarolinaSource-cited draft
in-sales-tax

Use this skill whenever asked about Indiana sales and use tax. Trigger…

VAT / GSTIndianaSource-cited draft
se-vat-return

Redirect — consolidated into sweden-vat-return.md in this directory.

VAT / GSTSwedenSource-cited draft
jordan-gst

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTJordanSource-cited draft
kazakhstan-vat

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTKazakhstanSource-cited draft
france-vat-return

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTFranceSource-cited draft
italy-vat-return

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTItalySource-cited draft
nepal-vat

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTNepalAccountant-verified
connecticut-sales-tax

Use this skill whenever asked about Connecticut sales and use tax, lux…

VAT / GSTColoradoSource-cited draft
ma-sales-tax

Use this skill whenever asked about Massachusetts sales and use tax. T…

VAT / GSTMassachusettsSource-cited draft
colorado-sales-tax

Use this skill whenever asked about Colorado sales and use tax, home-r…

VAT / GSTColoradoSource-cited draft
bahrain-vat

Use this skill whenever asked to prepare, review, or classify transact…

VAT / GSTBahrainAccountant-verified
new-mexico-sales-tax

Use this skill whenever asked about New Mexico Gross Receipts Tax (GRT…

VAT / GSTNew MexicoSource-cited draft
arkansas-sales-tax

Use this skill whenever asked about Arkansas sales and use tax. Trigge…

VAT / GSTArkansasSource-cited draft
arizona-sales-tax

Use this skill whenever asked about Arizona sales tax, Arizona Transac…

VAT / GSTArkansasSource-cited draft
alabama-sales-tax

Use this skill whenever asked about Alabama sales tax, Alabama use tax…

VAT / GSTAlabamaSource-cited draft

Canada

17 skills · Lead: Edgar Lautsyus · 11 verified

Join as a contributorHow it works