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vehicles by Service Log Book

Vehicle tax (VED)

UK car tax under the right regime (pre-2001, 2001-2017 CO2 bands, 2017+), at April 2026 rates, incl. expensive-car supplement.

Vehicle tax (VED) 3 free / day

UK car tax under the right regime (pre-2001, 2001-2017 CO2 bands, 2017+), at April 2026 rates, incl. expensive-car supplement.

cost
3 free / day then $0.002 / call
MCP tool
uk-vehicle-tools__vehicle-tax
method
GET

3 free calls a day, then $0.002 per call by card credit or USDC. Free key · Pay by card

GET https://fourzerotwo.si/v1/uk-vehicle-tools/vehicle-tax

ParamTypeDescription
first_registered string YYYY-MM-DD
co2? integer CO2 g/km (needed from March 2001)
fuel? string petrol, diesel, electric, hybrid, lpg
engine_cc? integer Engine cc (pre-2001 only)
list_price? integer List price £ when new (for the supplement)
diesel_rde2? integer 1 if a diesel meets RDE2
# free: send a free key from https://fourzerotwo.si/free
curl -H "X-API-Key: fzt_…" "https://fourzerotwo.si/v1/uk-vehicle-tools/vehicle-tax?first_registered=2019-06-01"

# no key: returns 402 with the price, for x402 agents
curl -i "https://fourzerotwo.si/v1/uk-vehicle-tools/vehicle-tax?first_registered=2019-06-01"

by Service Log Book

Report this endpoint

Use it from an AI agent (MCP)

Add the server once, then ask for this data in plain English. The agent finds the endpoint with search_apis and runs it with call_api.

{
  "mcpServers": {
    "fourzerotwo": { "type": "http", "url": "https://fourzerotwo.si/mcp" }
  }
}
# the call the agent makes
call_api {"tool": "uk-vehicle-tools__vehicle-tax", "arguments": {"first_registered":"2019-06-01","co2":120,"fuel":"petrol","list_price":32000}}

More from UK Vehicle Tools

  • Date a number plate — When a current-style UK plate (e.g. AB74 CDE) was issued, and the earliest first-MOT date it implies.
  • First MOT due — First MOT due date from a first-registration date, and whether an MOT is needed now.
  • London ULEZ check — Whether a car meets London ULEZ standards, from its Euro status or (as an estimate) its registration date.

VED rates: DVLA V149 (April 2026), Open Government Licence v3.0. Calculations by fourzerotwo.