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Rubric Financial

Tax

Material Participation

An IRS test determining whether an owner participates in a business activity regularly, continuously, and substantially, which is required for losses to be non-passive.

Material participation is satisfied by meeting any one of seven tests in Treas. Reg. §1.469-5T. The most common: 500 hours in the activity during the year, more participation than anyone else, or being the only person who substantially participates.

Without material participation, the activity is passive and losses are subject to §469 limits. Material participation is therefore the line between fully-deductible business losses and frequently-trapped passive losses.

Spouses' hours can usually be combined for the test, but documentation matters.

Common pitfalls

  • Estimating hours after the fact; the IRS expects contemporaneous logs
  • Not understanding that 'participation' includes only services rendered, not investor decisions or money management
  • Trying to qualify a limited partner; limited partners face stricter tests under §469

Have a Material Participation situation in your business?

Federal, state, and local returns prepared and reviewed by a licensed CPA, with the planning done before year-end rather than after it.

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