--fiscal year is accounting, financial year 

1. Define Fiscal year Variant

SPRO>SAP reference IMG>financial accounting>Financial Accounting global settings> ledgers> fiscal year and posting periods> Maintain fiscal year variant 

Transaction Code. OB29

For example: V3-April-March, 4 special periods
 

Simply

-Create NEW ENTRIES 

-Copy and Save 

2. Assign company code to a fiscal year variant 

SPRO>SAP reference IMG>financial accounting>Financial Accounting global settings> ledgers> fiscal year and posting periods> Assign company code to a fiscal year variant

Transactions Code: OB37

Click on POSITION (company code)

Save