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Poland Legal Research MCP Server (pl-legal-mcp)

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


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.


Related MCP server: hr-legal-mcp

Multi-Tier Judicial Hierarchy & Official Sources

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

Judicial Tier

Covered Courts & Tribunals

Tier 1 — First Instance

Sądy Rejonowe (318 District Courts), Sądy Okręgowe (47 Regional Courts in 1st instance) & Wojewódzkie Sądy Administracyjne (16 WSA)

Tier 2 — Regional / Cantonal / Appellate

11 Sądów Apelacyjnych (Warszawa, Kraków, Wrocław, Poznań, Gdańsk, Katowice, Łódź, Lublin, Białystok, Rzeszów, Szczecin) & Sądy Okręgowe (Appellate divisions)

Tier 3 — Supreme & Constitutional

Sąd Najwyższy (SN), Naczelny Sąd Administracyjny (NSA) & Trybunał Konstytucyjny (TK)

  • National Legislation Registry: Sejm ELI Official REST API (api.sejm.gov.pl/eli) (https://api.sejm.gov.pl/eli/acts/search)

  • Multi-Tier Case Law Database: SAOS Open API & Portal Orzeczeń Sądów Powszechnych (orzeczenia.ms.gov.pl — Rejonowe, Okręgowe & Apelacyjne) (https://www.saos.org.pl/api/search/judgments)

  • Supported Citation Format Example: I CSK 123/23 or Dz.U. 2024 poz. 100

Indexed Court & Regional Sub-Portals

Sub-Portal Identifier (sub_court)

Official Endpoint / Registry

saos_all_tiers

https://www.saos.org.pl/api/search/judgments

portal_orzeczen_common_courts

https://orzeczenia.ms.gov.pl

nsa_cbosa_admin_courts

https://orzeczenia.nsa.gov.pl


Available MCP Tools

Tool

Description

search_legislation

Searches enacted statutes, codes, decrees, and official gazette publications in Poland.

search_case_law

Searches national jurisprudence and European/ECLI-linked judgments for Poland.

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 Poland.

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.


{
  "mcpServers": {
    "pl-legal-mcp": {
      "command": "uvx",
      "args": [
        "--from",
        "git+https://github.com/jurisatlas/pl-legal-mcp",
        "pl-legal-mcp"
      ]
    }
  }
}

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