It depends. The form would be used to calculate the investment interest expense deduction even when the form may not be required to be filed with your tax return.
Who Must File
If you are an individual, estate, or a trust, you must file Form 4952 to claim a deduction for your investment interest expense. Exception. You don’t have to file Form 4952 if all of the following apply.
• Your investment income from interest and ordinary dividends minus any qualified dividends is more than your investment interest expense.
• You don’t have any other deductible investment expenses.
• You don’t have any carryover of disallowed investment interest expense from 2022.