dev.crelvo/german-tax-data

Official9 tools

German municipal tax data (Hundesteuer, Zweitwohnungsteuer, Pfaendung), cited to the source

Database of German municipal tax rates with source citations.

german taxesmunicipal taxhundesteuerzweitwohnungsteuertax databasegermany

Captured live from the server via tools/list.

list_datasets

List the available hand-verified German municipal tax/fee datasets (Hundesteuer, Zweitwohnungsteuer, Pfändung), their coverage, source sites and refresh cadence. Call this first to see what you can query.

No parameters.

hundesteuer_lookup

Look up the German dog tax (Hundesteuer) for a city: annual rate for one or more dogs, listed-dog (Listenhund) surcharge, the city's pricing model, its rank among the largest cities, plus the official source and Stand. Rates verified against each municipal Satzung.

Parameters (3)

citystringrequired
City name or slug, e.g. "Köln", "muenchen", "Frankfurt"
dogsinteger
Number of dogs (default 1)
listedboolean
Treat as a listed/dangerous-breed dog (Listenhund) if the city has a higher rate

hundesteuer_ranking

Ranking of German cities by Hundesteuer (first dog, per year): most expensive or cheapest, plus the national average across the covered cities.

Parameters (2)

limitinteger
How many cities to return
orderstring

hundesteuer_by_state

Average German dog tax (Hundesteuer, first dog per year) per Bundesland (federal state), aggregated over the covered largest cities — the data behind the Deutschlandkarte. Answers 'which German state has the highest/lowest dog tax'. Note: a mean over cities, not an official state rate (the tax is municipal).

No parameters.

zweitwohnungsteuer_lookup

Look up the German second-home tax (Zweitwohnungsteuer) for a city: whether the city levies it, the rate and its basis (net cold rent etc.), the rank among cities, official source and Stand. Optionally pass a monthly cold rent to get the annual tax. Returns state = keine_steuer | berechenbar | sondermodell.

Parameters (2)

citystringrequired
City name or slug, e.g. "Stuttgart", "muenchen", "Konstanz"
monthly_rentany
Monthly cold rent (Kaltmiete) in EUR, to compute the annual tax (only for computable cities)

zweitwohnungsteuer_ranking

Ranking of German cities by Zweitwohnungsteuer rate: highest or lowest, plus the average, count with a computable rate, and count of cities with no second-home tax.

Parameters (2)

limitinteger
How many cities to return
orderstring

zweitwohnungsteuer_changes

List German cities that changed (raised or newly introduced) their Zweitwohnungsteuer in a given year — the fresh-news angle. Defaults to 2026 (Stuttgart, Chemnitz, Heidelberg doubled to 20%, etc.).

Parameters (1)

yearinteger

zweitwohnungsteuer_by_state

Average German second-home tax (Zweitwohnungsteuer) rate in percent per Bundesland (federal state), aggregated over the levying cities with a computable rate — the data behind the Deutschlandkarte. Answers 'which German state has the highest/lowest second-home tax'. Note: a mean over cities, not an official state rate (the tax is municipal).

No parameters.

pfaendung_calc

Compute the attachable portion of monthly net income under German §850c ZPO (Pfändung / wage garnishment), using the current official Pfändungsfreigrenzenbekanntmachung. Returns attachable amount, remaining amount, exempt base and the P-Konto base. Informational, not legal advice.

Parameters (2)

net_income_eurnumberrequired
Monthly NET income in EUR
dependentsinteger
Number of maintenance-dependent persons (0-5)

Install

claude_desktop_config.json

{
  "mcpServers": {
    "german-tax-data": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://data.crelvo.dev/mcp"
      ]
    }
  }
}

Desktop config is stdio-only; this bridges via mcp-remote. Native remote: Settings > Connectors.