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German municipal tax data (Hundesteuer, Zweitwohnungsteuer, Pfaendung), cited to the source
Remote server: your requests and data go to data.crelvo.dev. Claude Code: claude mcp add --transport http german-tax-data https://data.crelvo.dev/mcp · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
list_datasets — List the available hand-verified German municipal tax/fee datasets (Hundesteuer, Zweitwohnungsteuer, Pfändung), their coverage, source siteshundesteuer_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 pricinghundesteuer_ranking — Ranking of German cities by Hundesteuer (first dog, per year): most expensive or cheapest, plus the national average across the covered citihundesteuer_by_state — Average German dog tax (Hundesteuer, first dog per year) per Bundesland (federal state), aggregated over the covered largest cities — the dahundesteuer_changes — List German cities that changed their Hundesteuer (dog tax) rate in a given year — the fresh-news angle for the annual city comparison. Onlyzweitwohnungsteuer_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.),zweitwohnungsteuer_ranking — Ranking of German cities by Zweitwohnungsteuer rate: highest or lowest, plus the average, count with a computable rate, and count of cities zweitwohnungsteuer_changes — List German cities that changed (raised or newly introduced) their Zweitwohnungsteuer in a given year — the fresh-news angle. Only 2026 is czweitwohnungsteuer_by_state — Average German second-home tax (Zweitwohnungsteuer) rate in percent per Bundesland (federal state), aggregated over the levying cities with pfaendung_calc — Compute the attachable portion of monthly net income under German §850c ZPO (Pfändung / wage garnishment), using the current official PfänduNot tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.