---
title: "Check rent regulation by postal code"
method: POST
path: "/legislative-zones/rent-regulation/check"
tags: ["Rent Regulation & Rent Control"]
---

# Check rent regulation by postal code

`POST /legislative-zones/rent-regulation/check`

## Request

- Base URL: `https://api.faireplace.com/api`
- URL: `https://api.faireplace.com/api/legislative-zones/rent-regulation/check`
- Auth: HTTP bearer

Check whether a postal code falls within a regulated rent area (zone tendue). Returns regulation type, applicable rules, geographical zone, and IRL index information.

## Request body

- RentRegulationCheckRequest
  - `postal_code` string, required

## Response `200`

OK

- RentRegulationCheckResponse
  - `postal_code` string
  - `city_name` string
  - `is_rent_regulated` boolean
  - `insee_code` string
  - `regulation_type` RegulationTypeResponse
    - `type_name` string
    - `description` string
    - `rules` string[]
  - `regulations` RegulationDetail[]
    - `name` string
    - `description` string
    - `is_applicable` boolean
  - `geographical_zone` GeographicalZoneResponse
    - `zone_type` string
    - `irl_cap_percentage` number, float
    - `description` string
    - `postal_code_pattern` string
  - `irl_info` IrlInfoResponse
    - `current_quarter` string
    - `current_value` number, float
    - `previous_year_value` number, float
    - `publication_date` string, nullable
    - `data_source` string
    - `last_update` string
    - `annual_increase_cap` number, float

## Other responses

- `400`: Bad request

---

[API](https://skmtc.dev/faireplace/apis/faireplace-property-management-api.md) · [All operations](https://skmtc.dev/faireplace/apis/faireplace-property-management-api/llms.txt) · [OpenAPI document](https://skmtc.dev/faireplace/apis/faireplace-property-management-api/revisions/69de39762919?raw)