openaccountants
GuidesBuild a GuideThe Open AccountantsFor FirmsDevelopers
openaccountants

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

Brand kit

Explore

Tax GuidesTax CalendarOpen Accountants

Use OpenAccountants

Add to your AIThe Open AccountantsFor Developers

Project

AboutHow It WorksBlogPodcastGitHub

Trust

Review MethodSecurityPrivacyTermsContact

© 2026 OpenAccountants. Open tax rules, reviewed by accountants.

OpenAccountants publishes open, source-cited tax knowledge for use by people, software and AI. Automated outputs are drafts and do not create a professional engagement. Obtain qualified advice before filing, paying or taking a material tax position.

The open Tax Guides

Open Tax Guides for the AI you already use

Build a Guide

Browse the open Tax Guides that power OpenAccountants workflows. Each Guide is designed to be cited, inspectable, and usable by AI systems (as a machine-readable Skill). Some are source-cited drafts. Some have named accountant review. All are open Tax Guides.

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

1810 Guides · 1595 matching · 244 jurisdictions

Loading the map…

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
Ecuador Tax Optimization

Whenever asked about reducing tax in Ecuador, tax planning, or legal s…

Tax OptimizationEcuadorSource-cited draft

Showing 1451–1500 of 1595 Guides

PreviousPage 30 of 32Next

Know this subject? Build a Guide.

1810 Guides across 244 jurisdictions. You do not need to cover an entire country. Publish a Guide within your expertise, under your name, and colleagues attest to the ones they stand behind.

GLOBAL

61 Guides · No accountant yet

United States

60 Guides · No accountant yet

Australia

23 Guides · No accountant yet

Spain

22 Guides · No accountant yet

Canada

35 Guides · Reviewed by: Edgar Lautsyus

Ifrs15 Revenue

IFRS revenue recognition under IFRS 15 (Revenue from Contracts with Cu…

—GLOBALSource-cited draft
Bangladesh VAT

Whenever asked to prepare, review, or classify transactions for a Bang…

VAT / GSTBangladeshSource-cited draft
AT Income Tax

Whenever asked about Austrian income tax (Einkommensteuer) for self-em…

Income TaxAustriaSource-cited draft
France Bookkeeping

Whenever asked about bookkeeping, chart of accounts, Plan Comptable Gé…

BookkeepingFranceSource-cited draft
SAAS Digital Products

Whenever a SaaS company, digital platform, app developer, marketplace,…

—GLOBALSource-cited draft
Moldova Tax Optimization

Whenever asked about reducing tax in Moldova, tax planning, or legal s…

Tax OptimizationMoldovaSource-cited draft
Sweden Crypto Tax

Whenever asked about Sweden cryptocurrency or digital asset taxation. …

Crypto TaxSwedenSource-cited draft
Ukraine VAT

Whenever asked to prepare, review, or advise on a Ukraine VAT (PDV) re…

VAT / GSTUkraineSource-cited draft
EG Stamp Duty

Whenever asked about Egyptian stamp duty, document duty, or any tax-st…

—EgyptSource-cited draft
Bulgaria Corporate Income Tax

Source-cited draft: corporate income tax for Bulgaria (tax year 2025) …

Income TaxBulgariaSource-cited draft
Algeria Payroll

Whenever asked about Algeria payroll processing for employed persons. …

PayrollAlgeriaSource-cited draft
Brazil Payroll

Use esta skill sempre que perguntarem sobre processamento de folha de …

PayrollBrazilSource-cited draft
MN Income Tax

Whenever asked about Minnesota individual income tax for self-employed…

Income TaxMinnesotaSource-cited draft
DE Franchise Tax And LLC—DelawareSource-cited draft
New Zealand Crypto Tax

Whenever asked about New Zealand cryptocurrency or cryptoasset taxatio…

Crypto TaxNew ZealandSource-cited draft
ES Autonomous Worker

Whenever asked about Spanish self-employed (autónomo) tax and social s…

Income TaxSpainSource-cited draft
IE Income Tax Form11

Whenever asked about Irish income tax for self-employed individuals fi…

Income TaxIrelandSource-cited draft
US Pl 86 272 Income Tax Nexus

Tier 2 US federal content skill for Public Law 86-272 (15 USC §§381-38…

Income TaxUnited StatesSource-cited draft
NL Payroll Tax

Whenever asked about Dutch payroll taxes (loonheffingen) or the work c…

PayrollNetherlandsSource-cited draft
Côte d'Ivoire (Ivory Coast) Income Tax

Whenever asked about Côte d'Ivoire (Ivory Coast) personal income tax, …

Income TaxCôte d'IvoireSource-cited draft
ND Income Tax

Whenever asked about North Dakota individual income tax for self-emplo…

Income TaxNorth DakotaSource-cited draft
MA Income Tax

Whenever asked about Massachusetts individual income tax. Trigger on p…

Income TaxMassachusettsSource-cited draft
US PTE State Matrix

Tier 2 US federal-level reference skill providing the comprehensive st…

—United StatesSource-cited draft
MA Payroll

Tier 2 Massachusetts content skill for employer payroll compliance cov…

PayrollMassachusettsSource-cited draft
Pakistan Sales Tax

Whenever asked to prepare, review, or classify transactions for a Paki…

VAT / GSTPakistanSource-cited draft
SG Income Tax

Whenever asked about Singapore income tax for self-employed individual…

Income TaxSingaporeSource-cited draft
Tunisia Personal Income Tax

Source-cited draft: personal income tax for Tunisia (tax year 2025) — …

Income TaxTunisiaSource-cited draft
Chile Tax Overview

Source-cited draft: tax overview for Chile (tax year 2025) — rates, th…

Income TaxChileSource-cited draft
Uzbekistan Payroll

Whenever asked about Uzbekistan (the Republic of Uzbekistan — Oʻzbekis…

PayrollUzbekistanSource-cited draft
IL Freelancer Ops

When advising Israeli freelancers (עצמאים) on business operations, tax…

Income TaxIsraelSource-cited draft
FR Income Tax

Whenever asked about French income tax for self-employed individuals (…

Income TaxFranceSource-cited draft
IE Preliminary Tax

Whenever asked about Irish Preliminary Tax for self-employed individua…

Income TaxIrelandSource-cited draft
CN Corporate Tax

当被问及中国企业所得税(CIT)相关事宜时使用本技能。触发关键词包括:"中国企业所得税"、"CIT 25%"、"小型微利企业"、"高新技术企…

Income TaxChinaSource-cited draft
IE Non Dom

For any question about Ireland's non-dom tax rules. Trigger on: "Irela…

—IrelandSource-cited draft
BE Income Tax

Whenever asked about Belgian income tax (Personenbelasting / Impot des…

Income TaxBelgiumSource-cited draft
SG Zero Cgt

When asked about capital gains in Singapore. Trigger on: "CGT Singapor…

—SingaporeSource-cited draft
MX Income Tax

Whenever asked about Mexican individual income tax (ISR) for self-empl…

Income TaxMexicoSource-cited draft
Banking Sector

Whenever a bank, neobank, payment institution, e-money institution, or…

—GLOBALSource-cited draft
HI Sales Tax

Whenever asked about Hawaii General Excise Tax (GET). Trigger on phras…

VAT / GSTHawaiiSource-cited draft
EG Payroll

Whenever asked about running payroll for an employer in Egypt, includi…

PayrollEgyptSource-cited draft
Albania Tax Optimization

Whenever asked about reducing tax in Albania, tax planning, or legal s…

Tax OptimizationAlbaniaSource-cited draft
EG Bookkeeping

Whenever asked about Egyptian record-keeping, bookkeeping, or the mand…

BookkeepingEgyptSource-cited draft
FR Cfe

Whenever asked about the French Cotisation Foncière des Entreprises (C…

Income TaxFranceSource-cited draft
Global SAAS Vendors

Deterministic lookup table of 100+ common SaaS/tech vendors that appea…

—GLOBALSource-cited draft
ND Return Assembly

Final capstone orchestrator that assembles the complete federal + Nort…

Income TaxNorth DakotaSource-cited draft
ME Income Tax

Whenever asked about Maine individual income tax for self-employed per…

Income TaxMaineSource-cited draft
Property Transfer Tax Matrix

Whenever a property transaction triggers a tax on the transfer of real…

Cross-BorderGLOBALSource-cited draft
RU Usn

Whenever asked about the Russian simplified taxation system (УСН / Упр…

Income TaxRussiaSource-cited draft
Myanmar VAT / GST

Source-cited draft: vat / gst for Myanmar (tax year 2025) — rates, thr…

VAT / GSTMyanmarSource-cited draft

United Kingdom

27 Guides · Reviewed by: James Power

Build a GuideBecome an Open Accountant