Model Context Protocol (MCP) server for ELSTER (German tax portal). Submit UStVA, prepare EUER/ESt, sync inbox + history via Puppeteer.
Quick Install
Copy the config for your editor. Some servers may need additional setup — check the README.
Claude Desktop
Claude Code
Cursor
Add to claude_desktop_config.json:
{
"mcpServers": {
"elster-mcp-server": {
"command": "npx",
"args": [
"-y",
"lukasschwarz/elster-mcp-server"
]
}
}
}
📋 Copy
Run in terminal:
claude mcp add elster-mcp-server npx -y lukasschwarz/elster-mcp-server
📋 Copy
Add to .cursor/mcp.json:
{
"mcpServers": {
"elster-mcp-server": {
"command": "npx",
"args": [
"-y",
"lukasschwarz/elster-mcp-server"
]
}
}
}
📋 Copy
README Excerpt
A **Model Context Protocol (MCP) server** that lets Claude (or any MCP-capable client) drive the German tax portal [ELSTER](https://www.elster.de) via Puppeteer. > ⚠️ **Disclaimer** > This project automates a real interaction with the German tax authority. > You are solely responsible for the data you submit.
Tools (11)
elster_config_show elster_est_start elster_eur_start elster_kennziffern_list elster_login_test elster_sync_history elster_sync_inbox elster_ustva_confirm elster_ustva_detect_reverse_charge elster_ustva_generate_xml elster_ustva_start
Topics
anthropic claude einkommensteuer elster euer finanzamt germany mcp model-context-protocol puppeteer steuer tax ustva