IL state regulations

Aquarium fish legality in Illinois

Restricted + banned species, permits required, and regulatory contact. Updated May 2026.

Reviewed by the Fast Aquatics editorial team · Updated May 2026

Restricted + prohibited species in Illinois

Aquarium species generally permitted.

Regulatory agency

Illinois Department of Natural Resources

Official website: https://www2.illinois.gov/dnr/

Always check the Illinois Department of Natural Resources restricted-species list before any aquarium livestock purchase. Lists update regularly and federal Lacey Act listings apply on top of state rules.

Frequently asked questions about Illinois aquarium law

Are piranhas legal in Illinois?

No, piranhas are prohibited in Illinois.

Are snakeheads legal in Illinois?

No, all Channa (snakehead) species are illegal in Illinois.

Do I need a permit to keep aquarium fish in Illinois?

Most common aquarium species do NOT require a permit in Illinois. Aquarium species generally permitted. Always check the Illinois Department of Natural Resources website for the current restricted-species list before purchase.

Where can I check the official restricted-species list for Illinois?

The official source is the Illinois Department of Natural Resources: https://www2.illinois.gov/dnr/. State lists update regularly - check before any purchase.

Can I ship fish from another state to Illinois?

Yes, most aquarium species ship freely between states. Restricted species (snakeheads, piranhas where banned) cannot ship into Illinois. Vetted Fast Aquatics vendors filter to your state automatically.

Shop Illinois-legal aquarium livestock on Fast Aquatics

Fast Aquatics vendors filter inventory automatically by your shipping state - you'll only see species legal to ship to IL. Browse saltwater, freshwater, coral, or aquatic plants with carrier-tracked Buyer Protection on every order.

Other state legality pages

Browse the full state legality matrix covering all 50 US states + DC.