---
title: "List on-the-run bills"
method: GET
path: "/bills/otr"
tags: ["catalog"]
---

# List on-the-run bills

`GET /bills/otr`

Returns the on-the-run treasury bill for each standard maturity period of the given issuer country that currently has a matching bill. Periods with no matching bill are omitted from the response.

## Query parameters

- `issuer_country` string, required

## Response `200`

Successful Response

- object

## Other responses

- `400` — Bad Request

## Changes

- **2026-08-07** `2b28ad452881` — 1 breaking
  - removed the required property `additionalProperties/par_value` from the response with the `200` status
- **2026-07-27** `b95b7ffdc1eb` — 1 info
  - added the optional property `additionalProperties/icon_url` to the response with the `200` status
- **2026-07-13** `03da9bc8e86b` — 1 info
  - api tag `catalog` added

[Change history](https://skmtc.dev/joinsophic/apis/sophic-engine-api/changes/bills/otr/get.md)

---

[API](https://skmtc.dev/joinsophic/apis/sophic-engine-api.md) · [All operations](https://skmtc.dev/joinsophic/apis/sophic-engine-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/joinsophic/sophic-engine-api/revisions/0def92bc65f5/schema)