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Court upholds 40% penalty in microcaptive case after finding no economic substance

Royalty Management Insurance Co. Ltd. v. Commissioner. United States Tax Court. Docket No. 3823-19 and 4421-19. T.C. Memo.

Adam Parr's avatar
Adam Parr
Apr 01, 2026
∙ Paid

If a microcaptive arrangement lacks real economic substance and the taxpayer fails to disclose it clearly, a 40% penalty may apply.

Holding

The Tax Court upheld a 40% accuracy-related penalty under §6662(i) because the taxpayer’s microcaptive insurance arrangement did not have economic substance and was not properly disclosed.

Why It Matters

  • Not a new rule. Strong application. Courts have been rejecting microcaptives for years. This case reinforces that trend and extends it to the enhanced penalty.

  • Disclosure is doing real work now. Simply listing “insurance expense” is not disclosure. You need enough detail to flag the issue for the IRS.

  • Economic substance still dominates. §7701(o) remains the central filter. If the transaction fails, penalties follow automatically.

  • Penalty risk escalates quickly. Once a transaction is deemed to lack economic substance, the jump from 20% to 40% depends almost entirely on disclosure.

Key Facts

  • The taxpayers set up a microcaptive insurance arrangement that invo…

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