`accountant.slips.readiness`

Accountants only: contractor reporting readiness for one calendarYear, selected by the company's formation country. Canadian organizations show the indicated T4A/T4A-NR checklist; U.S. organizations show a review checklist and do not infer 1099 applicability from payment totals. The response includes fees, masked Canadian and U.S. taxpayer numbers, self-reported W-9/W-8 selection and missing company follow-up. Mailing addresses and full numbers are never included.

GETPOST/api/v1/accounting/accountant.slips.readiness

Permissions

accounting:read

Who can call it

Retries

Safe to retry: it only reads

MCP

accounting_accountant_slips_readiness

Fields

calendarYearintegerRequired
A calendar year, such as 2026.
2000 to 2100

curl -G https://app.getoatmilk.com/api/v1/accounting/accountant.slips.readiness \
  -H "Authorization: Bearer $OATMILK_API_KEY" \
  --data-urlencode 'calendarYear=2026'

const response = await fetch("https://app.getoatmilk.com/api/v1/accounting/accountant.slips.readiness?calendarYear=2026", {
  headers: {
    Authorization: `Bearer ${process.env.OATMILK_API_KEY}`,
  },
});
const { data, error } = await response.json();
if (!response.ok) throw new Error(`${error.code}: ${error.message}`);
console.log(data);

import os

import requests

response = requests.get(
    "https://app.getoatmilk.com/api/v1/accounting/accountant.slips.readiness",
    headers={
        "Authorization": f"Bearer {os.environ['OATMILK_API_KEY']}",
    },
    params={
        "calendarYear": "2026",
    },
    timeout=30,
)
payload = response.json()
if not response.ok:
    raise RuntimeError(f"{payload['error']['code']}: {payload['error']['message']}")
print(payload["data"])

Response

{
  "data": { … }
}

Try it

Checks your input with this action’s real schema and answers like the API, with synthetic data. No key needed, and nothing changes.

Input

GET/api/v1/accounting/accountant.slips.readiness

curl -G https://app.getoatmilk.com/api/v1/accounting/accountant.slips.readiness \
  -H "Authorization: Bearer $OATMILK_API_KEY" \
  --data-urlencode 'calendarYear=2026'

const response = await fetch("https://app.getoatmilk.com/api/v1/accounting/accountant.slips.readiness?calendarYear=2026", {
  headers: {
    Authorization: `Bearer ${process.env.OATMILK_API_KEY}`,
  },
});
const { data, error } = await response.json();
if (!response.ok) throw new Error(`${error.code}: ${error.message}`);
console.log(data);

import os

import requests

response = requests.get(
    "https://app.getoatmilk.com/api/v1/accounting/accountant.slips.readiness",
    headers={
        "Authorization": f"Bearer {os.environ['OATMILK_API_KEY']}",
    },
    params={
        "calendarYear": "2026",
    },
    timeout=30,
)
payload = response.json()
if not response.ok:
    raise RuntimeError(f"{payload['error']['code']}: {payload['error']['message']}")
print(payload["data"])

Fields

Example

Try it