State rules
No statewide cap (Portland has its own ordinance). Notice is 45 days — 75 days if the increase is above 10%.
| Amount cap | No statewide cap; a local program may apply — see below. |
|---|---|
| Notice for an increase | 45 days for an increase of 10% or less; 75 days above that. |
| Frequency | No statewide frequency limit beyond the notice and lease rules. |
| Retaliation window | Retaliation is barred, as everywhere; the presumption window varies — document your dates. |
| Local rent caps | Not barred statewide; check your city. |
| Sources | 14 M.R.S. § 6028 |
2025 park law: 90 days' notice, increases benchmarked to regional CPI + 1%, and a mediation trigger when residents of 51% of households petition.
Own a manufactured home on a rented lot? Maine has a dedicated park file: lot-rent rules for Maine parks.
Rules checked October 2026
Sources: 14 M.R.S. § 6028. Information, not legal advice.