# Portugal Legal Research MCP Server (`pt-legal-mcp`)

Model Context Protocol (MCP) server providing direct, read-only access to **Portugal (PT)** legislation, multi-tier judicial decisions (First Instance, Regional/Cantonal/Appellate, and Supreme/Constitutional courts), and statutory citation verification for Claude Desktop, Cursor, and Antigravity.

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## Quick Desktop Setup (No Command Line Required)

This package includes a graphical installer for legal practitioners who prefer not to use terminal commands or edit JSON configuration files manually.

1. **Download:** Click **`<> Code`** at the top right of this repository, select **`Download ZIP`**, and extract the folder to your computer.
2. **Run the Setup Utility:**
   - **Windows:** Double-click `Click_Here_To_Install_Windows.bat`
   - **macOS:** Double-click `Click_Here_To_Install_Mac.command`
3. **Connect:** Click **Install & Connect Automatically** in the setup window and restart Claude Desktop.

**System Integrity Note:** The setup utility operates strictly in read-only mode with respect to your personal files and documents. It installs an isolated Python environment inside the extracted folder and registers the server entry in your AI client configuration.

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## Multi-Tier Judicial Hierarchy & Official Sources

This server indexes and queries decisions across the full judicial hierarchy of **Portugal**, allowing practitioners to filter research by procedural stage:

| Judicial Tier | Covered Courts & Tribunals |
|:---|:---|
| **Tier 1 — First Instance** | 23 Tribunais Judiciais de Comarca & Tribunais Administrativos e Fiscais de Círculo (TAF) |
| **Tier 2 — Regional / Cantonal / Appellate** | 5 Tribunais da Relação (Lisboa, Porto, Coimbra, Évora, Guimarães) & 2 Tribunais Centrais Administrativos (TCA Sul & TCA Norte) |
| **Tier 3 — Supreme & Constitutional** | Supremo Tribunal de Justiça (STJ), Supremo Tribunal Administrativo (STA) & Tribunal Constitucional (TC) |

### Primary Legal Portals

- **National Legislation Registry:** Diário da República Eletrónico (diariodarepublica.pt) (`https://diariodarepublica.pt`)
- **Multi-Tier Case Law Database:** DGSI Bases Jurídico-Documentais (dgsi.pt — STJ, STA, 5 Tribunais da Relação & 2 TCA) (`http://www.dgsi.pt`)
- **Supported Citation Format Example:** `ECLI:PT:STJ:2024:123.22.0T8LSB.L1.S1 or Diário da República`

### Indexed Court & Regional Sub-Portals

| Sub-Portal Identifier (`sub_court`) | Official Endpoint / Registry |
|:---|:---|
| `dgsi_all_tiers` | `http://www.dgsi.pt` |
| `tribunal_constitucional` | `https://www.tribunalconstitucional.pt` |

---

## Available MCP Tools

| Tool | Description |
|:---|:---|
| `search_legislation` | Searches enacted statutes, codes, decrees, and official gazette publications in Portugal. |
| `search_case_law` | Searches national jurisprudence and European/ECLI-linked judgments for Portugal. |
| `search_tiered_court_decisions` | Filters case law specifically by judicial instance (`first_instance`, `appellate_regional`, `supreme_constitutional`) or regional/cantonal court key (`sub_court`). |
| `list_court_hierarchy` | Returns the complete 3-tier court structure and registered sub-portal endpoints for Portugal. |
| `get_legal_document_markdown` | Retrieves full statutory or judicial texts and converts them into clean Markdown. |
| `verify_citation` | Validates statutory and case law citations against official registries. |

---

<details>
<summary><b>Manual Configuration for Developers (Optional)</b></summary>

```json
{
  "mcpServers": {
    "pt-legal-mcp": {
      "command": "uvx",
      "args": [
        "--from",
        "git+https://github.com/jurisatlas/pt-legal-mcp",
        "pt-legal-mcp"
      ]
    }
  }
}
```
</details>