Claude Code Skills·Claude Skills·The open SKILL.md registry for Claude
ClaudSkills / Security / security-misc

Stamp Duty Matrix

Category: Security  ·  Sub-category: security-misc  ·  Last updated:
> Use this skill whenever an attorney, transaction lawyer, or in-house counsel asks about stamp duty on documents, securities transfers, or financial transactions. Trigger on phrases like \"stamp duty\", \"stamp tax\", \"SDRT\", \"stamp duty reserve tax\", \"stamp duty on shares\", \"share transfer tax\", \"FTT\", \"financial transaction tax\", \"France FTT\", \"Italy FTT\", \"Spain FTT IFT\", \"Ireland stamp duty shares\", \"Hong Kong stamp duty shares\", \"Singapore ACD additional conveyance duty\", \"stamp duty Australia\", \"Indian stamp duty\", \"Schedule I Indian Stamp Act\", \"stamp duty Bahamas\", \"Brazil IOF\", \"Argentina impuesto de sellos\", \"Mexico ISN\", or any request to assess stamp duty exposure on a document, security transfer, lease, or financial transaction. Maps stamp duty AND financial transaction tax (FTT) regimes across 40+ jurisdictions. Excludes the property/real-estate transfer side (see property-transfer-tax-matrix).
Security AStatic scan found no risk patternsHow grading works ›

What this skill does

Stamp Duty Matrix is a community-contributed Claude Code skill in the security-misc sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/stamp-duty-matrix/ and loads when your prompt matches the skill's trigger.

Who uses this skill

The Stamp Duty Matrix Claude Code skill is built for security engineers, penetration testers, DevSecOps practitioners, and development teams hardening codebases and infrastructure. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 161,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/stamp-duty-matrix
curl -L https://claudskills.com/skills/stamp-duty-matrix/SKILL.md \
  -o ~/.claude/skills/stamp-duty-matrix/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/stamp-duty-matrix/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/stamp-duty-matrix/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\stamp-duty-matrix\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Telegram

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

Frequently asked questions

How do I install the Stamp Duty Matrix Claude Code skill?
Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/stamp-duty-matrix/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.
What does the Stamp Duty Matrix skill do?
> Use this skill whenever an attorney, transaction lawyer, or in-house counsel asks about stamp duty on documents, securities transfers, or financial transactions. Trigger on phrases like \"stamp duty\", \"stamp tax\", \"SDRT\", \"stamp duty reserve tax\", \"stamp duty on shares\", \"share transfer tax\", \"FTT\", \"financial transaction tax\", \"France FTT\", \"Italy FTT\", \"Spain FTT IFT\", \"Ireland stamp duty shares\", \"Hong Kong stamp duty shares\", \"Singapore ACD additional conveyance duty\", \"stamp duty Australia\", \"Indian stamp duty\", \"Schedule I Indian Stamp Act\", \"stamp duty Bahamas\", \"Brazil IOF\", \"Argentina impuesto de sellos\", \"Mexico ISN\", or any request to assess stamp duty exposure on a document, security transfer, lease, or financial transaction. Maps stamp duty AND financial transaction tax (FTT) regimes across 40+ jurisdictions. Excludes the property/real-estate transfer side (see property-transfer-tax-matrix).
Is this skill free to install?
Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.
When should I use the Stamp Duty Matrix skill?
Use Stamp Duty Matrix when your Claude Code task falls under the Security category — specifically in the security misc area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Stamp Duty Matrix" or describe the task and let Claude pick). Browse related skills at /category/security/.
What is a Claude Code skill and how does the Stamp Duty Matrix skill fit in?
A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Stamp Duty Matrix is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Security category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA
openaccountants. (2026). Stamp Duty Matrix [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/stamp-duty-matrix/
BibTeX
@misc{stamp-duty-matrix-2026,
  author    = {openaccountants},
  title     = {Stamp Duty Matrix [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/stamp-duty-matrix/}
}

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Security scan

Grade A · scanned 2026-07-26 — free static scan against the OWASP Agentic Skills Top 10.

No risk patterns were found in any of the ten OWASP-aligned categories. How grading works ›

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More Security skills

Browse all Security skills in the ClaudSkills registry, or explore these other picks from the same category:

Browse all Security skills → Top 100 skills
Part of ClaudSkills — the open registry for Claude Skills & Claude Code Skills.  ·  What's New  ·  Install guide  ·  About  ·  llms.txt

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