Tax Zone Lookup API

Try it out

Find out which LLTT tax zone(s) a property resides in.



address: (string) The address of the property as found in the database

use_polygon: (string, optional) If true then the search will use the polygon associated with the address to search. This may reside in multiple tax zones. Note: for this PoC only 3 addresses have associated polygons. Use examples below.



Request body:

    "address": "58, Mountain Road, Pontypandy"

Or curl request:

curl -X 'POST' \
  '' \
  -H 'accept: application/json' \
  -H 'Content-Type: application/json' \
  -d '{
  "address": "58, Mountain Road, Pontypandy"

Or using python:

import requests
import json

address = "58, Mountain Road, Pontypandy"
json_data = json.dumps({"address": address})
response =

Or if search by land extent is required:

    "address": "1, Pontypandy",
    "use_polygon": true


Response body:

  "north_zone": 1

Or with use_polygon set to true:

  "north_zone": 0.8522164045055316,
  "south_zone": 0.14778359549447

Response schema:

    tax_zone: proportion of property within