List financial years
Financial years that exist in the company, with start and end dates.
MCP tool fortnox_read → list_financial_years
read
Returns the financial years created in Fortnox. A voucher can only be booked in a date that falls inside one of them, so check here first. A new year is created in Fortnox itself, not by this tool.
Parameters
| Name | Type | Description |
|---|---|---|
| date date | date | Only the financial year that contains this date. |
tools/call
{
"jsonrpc": "2.0",
"id": 1,
"method": "tools/call",
"params": {
"name": "fortnox_read",
"arguments": {
"operation": "list_financial_years",
"arguments": {}
}
}
}Example response
{
"content": [
{
"type": "text",
"text": "{ ... same JSON as structuredContent ... }"
}
],
"structuredContent": {
"financial_years": [
{
"id": 7,
"from": "2026-01-01",
"to": "2026-12-31"
}
]
},
"isError": false
}