How do I install the Uk References skill?

Run npx skillmds@latest add openaccountants/uk-references in your terminal (requires Node.js), paste this page's agent-chat prompt into Claude, Cursor, or any MCP-connected agent, or download the SKILL.md file and copy it into your agent's skills directory.

Is Uk References safe to use?

This skill has not completed SkillMD's automated safety review yet. SkillMD never runs a skill's scripts for you; review the SKILL.md before installing.

Which AI agents work with Uk References?

This skill is tagged as working with Claude Code, Claude.ai, OpenAI Codex. SKILL.md is an open format, so most agents that read a skills directory can load it too.

Is Uk References free to use?

Yes. Installing skills from SkillMD is free. This skill is licensed under AGPL-3.

Who published Uk References?

openaccountants (@openaccountants) published this skill. Their other Agent Skills are listed on their SkillMD profile.

Uk References by openaccountants — Agent Skill

Name: Uk References
Author: openaccountants

File contents

United Kingdom — Related Open-Source Projects

General reference only. This skill is general tax/accounting reference material for AI-assisted workflows. It has not been reviewed for any specific person's facts, documents, elections, deadlines, residency, filing status, or local procedures. Do not rely on it to file, pay, amend, or take a tax position without review by a qualified professional in the relevant jurisdiction.

OpenAccountants is AGPL-3.0. All projects below have compatible licenses.

HMRC Tax Kalculator

Repository: hmrc/tax-kalculator
License: Apache-2.0
Language: English / Kotlin
Stars: 16
Scope: Kotlin Multiplatform take-home pay calculator covering income tax, National Insurance, and student loan repayments. Official HMRC repository.
Why it matters: This is actual HMRC code — the tax authority's own open-source implementation.
Integration: Apache-2.0 flows into AGPL-3.0. Logic and calculation patterns can be adapted with attribution.

SavingTool HMRC Income Tax

Repository: SavingTool/hmrc-income-tax
License: MIT
Language: English / TypeScript
Stars: 22
Scope: TypeScript library for UK income tax, National Insurance (employee and employer), and student loan calculations. Supports Scottish rates. Updated for 2026/27.
Why it matters: Clean, well-tested, actively maintained. Covers both employee and employer-side payroll calculations.
Integration: MIT. Freely usable with attribution.

HMRC PAYE Estimator

Repository: hmrc/paye-estimator
License: Apache-2.0
Language: Scala / JavaScript
Stars: 3
Scope: Scala.js library for PAYE tax estimation. Official HMRC repository.
Why it matters: Another official HMRC open-source tool, useful for validation.
Integration: Apache-2.0. Compatible.

BittyTax

Repository: BittyTax/BittyTax
License: check
Language: English / Python
Scope: Cryptocurrency tax calculator implementing UK HMRC rules — Same-Day, Bed & Breakfast, Section 104 Pool, capital gains computation. PDF report generation.
Why it matters: Comprehensive implementation of UK CGT share-matching rules. Useful reference if OpenAccountants covers investment income.
Integration: Reference for UK capital gains tax rules and HMRC crypto guidance.

Source: OpenAccountants — open tax Guides for AI, reviewed by named CPAs/CAs/EAs. Quality: source-cited draft. For always-current figures and named-accountant backing, connect the OpenAccountants MCP server (openaccountants-mcp).

---name: uk-referencesdescription: Primary source references and related open-source projects for this jurisdiction.license: AGPL-3.0-or-later (code) / OpenAccountants Guide License v1.0 (c---# United Kingdom — Related Open-Source Projects> **General reference only.** This skill is general tax/accounting reference material for AI-assisted workflows. It has not been reviewed for any specific person's facts, documents, elections, deadlines, residency, filing status, or local procedures. Do not rely on it to file, pay, amend, or take a tax position without review by a qualified professional in the relevant jurisdiction.OpenAccountants is AGPL-3.0. All projects below have compatible licenses.## HMRC Tax Kalculator- Repository: [hmrc/tax-kalculator](https://github.com/hmrc/tax-kalculator)- License: Apache-2.0- Language: English / Kotlin- Stars: 16- Scope: Kotlin Multiplatform take-home pay calculator covering income tax, National Insurance, and student loan repayments. Official HMRC repository.- Why it matters: This is actual HMRC code — the tax authority's own open-source implementation.- Integration: Apache-2.0 flows into AGPL-3.0. Logic and calculation patterns can be adapted with attribution.## SavingTool HMRC Income Tax- Repository: [SavingTool/hmrc-income-tax](https://github.com/SavingTool/hmrc-income-tax)- License: MIT- Language: English / TypeScript- Stars: 22- Scope: TypeScript library for UK income tax, National Insurance (employee and employer), and student loan calculations. Supports Scottish rates. Updated for 2026/27.- Why it matters: Clean, well-tested, actively maintained. Covers both employee and employer-side payroll calculations.- Integration: MIT. Freely usable with attribution.## HMRC PAYE Estimator- Repository: [hmrc/paye-estimator](https://github.com/hmrc/paye-estimator)- License: Apache-2.0- Language: Scala / JavaScript- Stars: 3- Scope: Scala.js library for PAYE tax estimation. Official HMRC repository.- Why it matters: Another official HMRC open-source tool, useful for validation.- Integration: Apache-2.0. Compatible.## BittyTax- Repository: [BittyTax/BittyTax](https://github.com/BittyTax/BittyTax)- License: check- Language: English / Python- Scope: Cryptocurrency tax calculator implementing UK HMRC rules — Same-Day, Bed & Breakfast, Section 104 Pool, capital gains computation. PDF report generation.- Why it matters: Comprehensive implementation of UK CGT share-matching rules. Useful reference if OpenAccountants covers investment income.- Integration: Reference for UK capital gains tax rules and HMRC crypto guidance.---_Source: [OpenAccountants](https://openaccountants.com/skills/uk-references) — open tax Guides for AI, reviewed by named CPAs/CAs/EAs. Quality: **source-cited draft**. For always-current figures and named-accountant backing, connect the OpenAccountants MCP server (`openaccountants-mcp`)._

Frequently asked questions

Uk References