---
title: "BNM Islamic interbank money-market rate by tenor"
method: GET
path: "/api/v1/bnm/islamic-interbank-rate"
tags: ["Central Banks & Monetary"]
---

# BNM Islamic interbank money-market rate by tenor

`GET /api/v1/bnm/islamic-interbank-rate`

Malaysian Islamic interbank money-market reference rate by tenor (overnight, 1-week, 1-month, 3-month, 6-month, 1-year). Shariah-compliant equivalent of the conventional interbank curve, unique among public central-bank feeds worldwide. Malaysia regulates the largest Islamic banking market by assets globally.

## Response `200`

Islamic interbank rates by tenor (percent per annum).

- EnvelopeBnmIslamicInterbankRatePayload
  - `data` BnmIslamicInterbankRatePayload, required
    - `tenors` BnmTenorRow, required — Shared shape for interbank rate / volume / swap rows across tenors.
      - `product` string, nullable — Product bucket (overall, interbank, money_market_operations). Absent on single-record payloads such as interbank-swap or islamic-interbank-rate.
      - `date` string, nullable — Observation date (YYYY-MM-DD).
      - `overnight` number, nullable — Overnight tenor value (rate in percent per annum, or volume in MYR million - depends on endpoint).
      - `1_week` number, nullable — 1-week tenor value.
      - `2_week` number, nullable — 2-week tenor value.
      - `1_month` number, nullable — 1-month tenor value.
      - `2_month` number, nullable — 2-month tenor value.
      - `3_month` number, nullable — 3-month tenor value.
      - `6_month` number, nullable — 6-month tenor value.
      - `9_month` number, nullable — 9-month tenor value.
      - `12_month` number, nullable — 12-month tenor value.
      - `1_year` number, nullable — 1-year tenor value.
      - `more_1_year` number, nullable — Transactions with tenor greater than 1 year (volume endpoints only).
      - `other` number, nullable — Residual bucket (volume endpoints only).
  - `meta` SugraMeta, required — Metadata attached to every /api/v1/* response envelope.
    - `endpoint` string, required — Requested endpoint path.
    - `data_time` string, required — ISO 8601 UTC timestamp of the source data, not of the request.
    - `response_time` string, required — ISO 8601 UTC timestamp when this response was produced.
    - `provider` string, required — API name and version.
    - `source` string, nullable — Identifier of the primary upstream source used for this response.
    - `attribution` string, nullable — Human-readable attribution mandated by an upstream source (e.g. a securities regulator or self-regulatory organization). Present only on responses whose source requires the owner and source to be clearly identified. Do not remove or alter it when using the response.
    - `fallback_used` boolean, nullable — True when the primary source failed and a fallback produced the data.
    - `fallback_chain` string[], nullable — Ordered list of sources attempted, in the order they were tried.
    - `cached` boolean, nullable — True when this response was served from the internal cache.
    - `stale` boolean, nullable — True when the cached response was returned after the upstream rate-limited or errored. Clients can use this to detect degraded data.

## Other responses

- `401` — Missing or invalid `x-api-key` header.
- `429` — Daily rate limit exceeded. Check `X-RateLimit-Reset` for the next window.
- `503` — Upstream source is temporarily unavailable. Retry after a short delay.

---

[API](https://skmtc.net/sugra/apis/sugra-api.md) · [All operations](https://skmtc.net/sugra/apis/sugra-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/sugra/sugra-api/versions/4e2740743eb4/schema)