Is Rainwater Collection Legal in Montana? (2026)
Yes. In Montana, rainwater collection is legal. Montana State University Extension recommends collecting rainwater for plants and outdoor uses in a barrel or tub..
Key facts
- Status
- Legal
- Permit required
- No
- Jurisdiction
- Montana
- Last reviewed
- 2026-05-19
Rainwater Collection laws in Montana
Montana State University Extension recommends collecting rainwater for plants and outdoor uses in a barrel or tub. This is public-university educational or technical guidance. It does not determine current water rights, household storage limits, permit exemptions or potable-water approval for a particular installation.
Frequently asked questions
Is rainwater collection legal in Montana for travelers?
For travelers visiting Montana, rainwater collection is currently legal. Montana State University Extension recommends collecting rainwater for plants and outdoor uses in a barrel or tub. This is public-university educational or technical guidance. It does not determine current water rights, household storage limits, permit exemptions or potable-water approval for a particular installation.
Do I need a permit for rainwater collection in Montana?
Montana does not specifically require a permit for rainwater collection, though general regulations apply.
Can I transport rainwater collection through Montana?
Transport laws for rainwater collection in Montana depend on the specific item and your route. Generally, transport is allowed if you comply with state regulations. Always check states you pass through.
What are the penalties for rainwater collection violations in Montana?
Penalties for rainwater collection violations in Montana vary based on the specific offense. Always verify current laws before traveling.