Published March 24, 2026 · 6 min read

Rental Property Grouping Election: How to Combine Activities for Material Participation

If you own multiple rental properties, proving material participation for each one individually can be difficult — especially when your hours are spread across several properties. The grouping election under IRC Section 469 solves this by letting you treat all your rental activities as a single activity.

How the grouping election works

By default, the IRS treats each rental property as a separate activity. This means you must pass a material participation test for each property independently. For an investor with 5 properties who spends 150 hours on each, no single property passes the 500-hour test — even though the combined effort is 750 hours.

With a grouping election, those 5 properties become one activity. Your 750 combined hours easily pass the 500-hour material participation test for the group.

How to make the election

The grouping election is made by attaching a statement to your tax return for the first year you want it to apply. The statement should identify:

The activities being grouped
The properties included in each group
A declaration that the grouped activities constitute an appropriate economic unit

Your CPA or tax preparer handles the mechanics. The key decision is whether grouping makes sense for your specific portfolio.

When grouping helps

Hours spread across properties: You do substantial work but not 500+ hours at any single property. Grouping lets you aggregate.
Mixed STR and LTR portfolio: Grouping can combine your STR and LTR hours into one material participation test.
Simplifying documentation: One material participation test instead of one per property. (You should still track per-property hours for audit transparency.)

When grouping can hurt

Selective passive treatment: Without grouping, you might be able to treat some properties as non-passive (where you materially participate) and others as passive. With grouping, it is all or nothing.
Disposition planning: When you sell a property, suspended passive losses are released. If properties are grouped, the disposition rules apply differently than for individual activities.
Irrevocability: Once made, the election generally cannot be changed. If your portfolio changes, you are locked in.

Grouping and REPS

The grouping election is separate from REPS qualification. REPS is about your overall time commitment to real estate. The grouping election is about how your rental activities are tested for material participation.

Many investors need both: REPS qualification (for LTR properties) plus a grouping election (to combine hours across properties for the material participation test).

Documentation with grouping

Even with a grouping election, you should track hours per property. This provides:

Audit transparency — the IRS can see where your time actually went
Flexibility — if you ever need to revert (in cases of material change), you have the data
Better reporting — your CPA can evaluate your position at the property level

Read our full guide on how to document rental property hours.

Where HourProof fits

HourProof supports both individual and grouped property tracking. Create property groups, track combined hours toward shared goals, and still see per-property breakdowns. This gives you the best of both worlds: grouped material participation testing with granular data for audit defense and CPA review.

FAQ

What is a rental property grouping election?

A grouping election under IRC Section 469 lets you treat all your rental real estate activities as a single activity for material participation testing purposes. Instead of proving material participation separately for each property, you combine hours across all grouped properties and test once. The election is made by attaching a statement to your tax return.

Can I undo a grouping election?

Generally no. Once made, a grouping election is irrevocable unless there is a material change in facts and circumstances. This is why the decision should be made carefully with your CPA — it has long-term implications for how your rental activities are tested and reported.

Should I make a grouping election for my rental properties?

It depends on your portfolio and hours. Grouping is beneficial if your hours are spread across multiple properties and you cannot meet material participation for each one individually. However, grouping means all properties are treated as one — you cannot selectively make some passive and others non-passive. Discuss the trade-offs with your tax advisor before filing.