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POST
/
rti
/
fps
/
{payrollConfigId}
/
{taxYear}
/
{period}
Trigger send HMRC RTI FPS for payroll run
curl --request POST \
  --url https://api.sandbox.flowpayroll.ai/v1/rti/fps/{payrollConfigId}/{taxYear}/{period} \
  --header 'Content-Type: application/json' \
  --header 'X-Auth-Token: <api-key>' \
  --data '
"Final submission details for the period"
'
{
  "message": {
    "text": "<string>",
    "token": "<string>",
    "tokenArguments": [
      {
        "name": "<string>",
        "value": "<string>"
      }
    ]
  },
  "content": {
    "data": {},
    "metadata": {
      "dateFormat": "yyyy-MM-dd",
      "dateTimeFormat": "yyyy-MM-ddTHH:mm:ss.fffZ",
      "paginationToken": "<string>"
    }
  },
  "validationIssues": [
    {
      "field": "<string>",
      "reason": "<string>",
      "reasonToken": "<string>",
      "reasonTokenArguments": [
        {
          "name": "<string>",
          "value": "<string>"
        }
      ]
    }
  ],
  "messageToken": "<string>",
  "data": "<?xml version=\"1.0\" encoding=\"UTF-8\"?>..."
}

Documentation Index

Fetch the complete documentation index at: https://docs.flowpayroll.ai/llms.txt

Use this file to discover all available pages before exploring further.

Authorizations

​
X-Auth-Token
string
header
required

Access token obtained from OAuth2 client credentials flow

Path Parameters

​
payrollConfigId
string
required

The payroll configuration ID

Pattern: ^[a-zA-Z0-9_-]+$
​
taxYear
string
required

The tax year

Pattern: ^[0-9]{4}$
​
period
string
required

The payroll period

Pattern: ^[0-9]+$

Query Parameters

​
preview
boolean
default:false

Whether to generate a preview without submitting to HMRC

Body

application/json

Final submission details (required for last period of tax year)

Example:

"Final submission details for the period"

Response

HMRC RTI FPS preview generated successfully

​
message
object
​
content
object
​
validationIssues
object[]
​
messageToken
string
​
data
string

The FPS submission XML preview

Example:

"<?xml version=\"1.0\" encoding=\"UTF-8\"?>..."