# German Tax Data MCP server

Agent View of the PolicyLayer registry record for German Tax Data: identity, probed posture, risk grade, and all 9 tools classified. HTML page: https://policylayer.com/tools/dev-crelvo-german-tax-data

## Facts

- Server id: `https://data.crelvo.dev/mcp`
- Homepage: https://github.com/https://data.crelvo.dev/mcp
- Registry record: grade C, identity unverified
- Lifecycle: active
- Auth posture: open
- Rate-limited: no
- Tools: 9 (6 with introspected schema)
- Tool categories present: Read
- Context-window cost: 1189 tokens per request — https://policylayer.com/token-cost/dev-crelvo-german-tax-data
- Tags: dev crelvo german tax data
- Record last modified: 2026-08-18T06:51:06.702Z

## Tools (9)

| Tool | Category | Risk | Record |
| --- | --- | --- | --- |
| `hundesteuer_by_state` | Read | Low | https://policylayer.com/tools/dev-crelvo-german-tax-data/hundesteuer-by-state.md |
| `hundesteuer_lookup` | Read | Low | https://policylayer.com/tools/dev-crelvo-german-tax-data/hundesteuer-lookup.md |
| `hundesteuer_ranking` | Read | Low | https://policylayer.com/tools/dev-crelvo-german-tax-data/hundesteuer-ranking.md |
| `list_datasets` | Read | Low | https://policylayer.com/tools/dev-crelvo-german-tax-data/list-datasets.md |
| `pfaendung_calc` | Read | Low | https://policylayer.com/tools/dev-crelvo-german-tax-data/pfaendung-calc.md |
| `zweitwohnungsteuer_by_state` | Read | Low | https://policylayer.com/tools/dev-crelvo-german-tax-data/zweitwohnungsteuer-by-state.md |
| `zweitwohnungsteuer_changes` | Read | Low | https://policylayer.com/tools/dev-crelvo-german-tax-data/zweitwohnungsteuer-changes.md |
| `zweitwohnungsteuer_lookup` | Read | Low | https://policylayer.com/tools/dev-crelvo-german-tax-data/zweitwohnungsteuer-lookup.md |
| `zweitwohnungsteuer_ranking` | Read | Low | https://policylayer.com/tools/dev-crelvo-german-tax-data/zweitwohnungsteuer-ranking.md |

## Tool descriptions

- `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…
- `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 aga…
- `hundesteuer_ranking` — Ranking of German cities by Hundesteuer (first dog, per year): most expensive or cheapest, plus the national average across the covered cities.
- `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.
- `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-…
- `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 hig…
- `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.).
- `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…
- `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.

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

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Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=dev-crelvo-german-tax-data · API: https://policylayer.com/registry/api · Recommended policies for every tool: https://policylayer.com/policies/dev-crelvo-german-tax-data