Kyocera Widens Court Dispute With IRS Over Research Tax Credits

A South Carolina-based electronic components manufacturer affiliated with Japanese conglomerate Kyocera Corp. filed a new suit in its yearslong dispute with the IRS over claiming research and development tax credits.

Kyocera AVX Components Corp. told the US Tax Court the IRS has incorrectly asserted a new tax deficiency of about $2.3 million for its fiscal 2018 tax year, citing a notice of disallowance it received at the end of 2024 after the IRS recalculated the tax refund it was eligible for under Internal Revenue Code Section 965.

The government erred in recalculating a number of line items on Kyocera’s ...