Key answer: No statutory cap — fees must be reasonable.
| Rule | Detail |
|---|---|
| Fee cap | No statutory cap — fees must be reasonable |
| Grace period | None |
| Must be in lease? | Required — fee may not exceed what the rental agreement lists (Idaho Code §55-314) |
| Source | Idaho Code §55-314 |
With monthly rent $1500, there is no statutory maximum. Fees of 5-10% of the monthly rent ($75-$150) are common, but courts can void a fee they consider a penalty rather than a reasonable estimate of the landlord's actual costs.
What is the maximum late fee a landlord can charge in Idaho?
No statutory cap — fees must be reasonable.
When can a landlord charge a late fee in Idaho?
In Idaho, a fee can be charged as soon as rent is late, if the lease allows it.
Does the late fee have to be in the lease in Idaho?
Required — fee may not exceed what the rental agreement lists (Idaho Code §55-314).
Can a landlord charge a daily late fee in Idaho?
Only if the lease allows it and the total charge stays reasonable — courts may treat very high daily charges as penalties.
What happens if a landlord charges an excessive late fee in Idaho?
A fee that exceeds what the rental agreement lists, or that is not reasonable, may be unenforceable (Idaho Code §55-314).
We have not confirmed a statewide rent-increase cap for Idaho. Notice requirements depend on the lease type (month-to-month vs. fixed term) — check your lease and local rules.
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Not legal advice. Verify against your lease and local rules.
Calculate your Idaho late fee