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POST
/
fiscal-periods
/
{id}
/
reopen-fiscal-year
Reopen a previously closed fiscal year (prior-period adjustment)
curl --request POST \
  --url https://api.arcuserp.com/v1/fiscal-periods/{id}/reopen-fiscal-year \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "fiscal_year": 2024,
  "reason": "Prior-period adjustment: vendor invoice for FY2024 received in FY2025"
}
'
{
  "data": {
    "reversal_journal_entry_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "original_journal_entry_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "fiscal_year": 123,
    "period_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "period_status": "closed",
    "balanced": true,
    "idempotent": true
  }
}

Documentation Index

Fetch the complete documentation index at: https://docs.arcuserp.com/llms.txt

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

Authorizations

​
Authorization
string
header
required

API key issued per entity via Settings > Developers > API Keys. Each key carries scopes (e.g. orders:read, products:write). Bearer token format: Authorization: Bearer ark_live_ent_Test keys use ark_test_ent_. Both are issued per entity
via Settings > Developers > API Keys.

Path Parameters

​
id
string<uuid>
required

UUID of the year-end accounting period (used for URL consistency with the close-fiscal-year triplet; entity_id and fiscal_year are inferred from auth + request body).

Body

application/json
​
fiscal_year
integer
required

Fiscal year to reopen (e.g. 2024). Must be currently in year_end_closed status.

Example:

2024

​
reason
string
required

Operator-supplied justification for the reopen (SOX-grade audit trail; required).

Maximum string length: 500
Example:

"Prior-period adjustment: vendor invoice for FY2024 received in FY2025"

Response

Fiscal year reopened (or idempotent return of existing reversal JE)

​
data
object