---
title: invoices.aging | Doing Work API
description: Accounts receivable aging: every open invoice's balance by how late it is (current, 1-30, 31-60, 61-90, over 90 days past due), with totals per customer (o
url: https://doingwork.work/docs/reference/invoices-aging/
---

# invoices.aging

Accounts receivable aging: every open invoice's balance by how late it is (current, 1-30, 31-60, 61-90, over 90 days past due), with totals per customer (owner or office). An invoice with no due date is due when sent.

|  |  |
|---|---|
| Who | Agents can call this |
| REST | `GET /v1/invoices/aging` |
| MCP tool | `invoices_aging` |
| Writes | no |
| Area | [Shop](https://doingwork.work/docs/reference/#shop) |

## When to use it

Accounts receivable aging: every open invoice's balance by how late it is (current, 1-30, 31-60, 61-90, over 90 days past due), with totals per customer (owner or office). An invoice with no due date is due when sent.

## What to tell the owner

Tell them what you found in plain words. Don't read back raw fields.

## Input

| Field | Type | Required |
|---|---|---|
| `shop_id` | string (uuid) | yes |
| `as_of` | string | no |

## Example

```http
GET https://doingwork.work/v1/invoices/aging?shop_id=00000000-0000-4000-8000-000000000000
```

## Output

JSON. The response shape isn't published yet; read the fields you need and ignore the rest. Errors are `{code, message, status}`.

## Errors

| Code | Status | What to do |
|---|---|---|
| `invalid_input`, `invalid_token`, `rate_limited` |  | Can happen on any call. See [errors](https://doingwork.work/docs/errors/). |