🔍 What does this skill do?

The Skill Tax Case Law Research tool streamlines the search for tax case law by mapping key decisions from the TRF3 and STJ to optimize legal strategy in tax cases. It identifies favorable and unfavorable arguments to help anticipate judicial decisions.

📝
Drafting of Legal Documents
Streamline the drafting of legal documents using relevant precedents.
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Thesis Verification
It confirms the existence of binding rulings and repetitive appeals.
📈
Trend Analysis
Researches TRF3 trends on specific tax issues.
⚖️
Document Justification
Look for precedents to strengthen court documents.

⚙️ How to install

1
Download the ZIP file
Click the download button to get research-on-tax-case-law.zip.
2
Unzip it into your "skills" folder
Extract the contents into Claude's "skills" folder:
~/.claude/skills/investigacion-de-jurisprudencia-fiscal/
3
Check that SKILL.md exists
Check to see if the file SKILL.md exists in the "investigacion-de-jurisprudencia-fiscal/" directory.
investigacion-de-jurisprudencia-fiscal/ ├── SKILL.md └── ...
4
Restart Claude Code or Cowork
Close and reopen the app. Claude will detect the skill automatically.
5
Start using the skill!
Describe your task in plain language, and Claude will activate the skill when needed.

💬 Usage examples

🔍 Thesis Verification
Check whether there is a binding ruling regarding the taxation of profits from foreign subsidiaries.
📈 Trend Analysis
Examine the TRF3's position on ICMS in interstate transactions.
📝 Drafting Legal Documents
It sets a precedent for an ordinary declaratory action regarding IRPJ/CSLL.
⚖️ Document Verification
Seek precedents for excluding freight from the ICMS tax base.

🛠️ Features

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Case Law Mapping Identifies key decisions by the TRF3 and STJ regarding tax cases.
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Analysis of Arguments Distinguish between arguments in favor of and against the Treasury.
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Detailed Report It provides a report on the current positions of the higher courts.
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Recommended Strategy Suggest the best legal argument based on current case law.
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Success Assessment Estimate the probability of success based on past results.

❓ Frequently asked questions

It covers decisions by the Federal Regional Court of the 3rd Region (TRF3) and the Superior Court of Justice (STJ).
It is optimized for tax cases, but always verify with official sources.
The decisions are updated regularly to reflect the courts' most recent rulings.
Tax Case Law Research — Optimize Your Legal Strategy

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