Consolidation of financial statement is a process, where a corporate consolidate the financial statements of its affiliated entities into one financial statement, when it has significant influence / influence, as a single economic entity.
A corporation generally encounters below challenges when it consolidates financial statements.
- Using inappropriate tools and systems
 - Multiple ERP systems
 - Chart of account
 - Different currencies
 - Eliminations
 - Adjustments
 - Accounting principles
 - Different fiscal year
 - Intercompany transactions
 - Dependencies on local entity close.