Create company codes with the same fiscal year variant and assign the company codes that have a different fiscal year to non-leading ledgers with the appropriate fiscal year variant.

Create company codes with different fiscal year variants and assign them to the same group company for reporting purposes.

Use the same fiscal year variant for all company codes and set up parallel accounting for company codes that have different fiscal years

Use the same fiscal year variant for all company codes and do a reversible close for the company codes that have different fiscal years.