Maine Exotic Pet Laws: Categories, Permits, and Penalties

Maine exotic pet laws sort non-native animals into three tiers: unrestricted species you can keep freely, restricted species that require a permit from the Maine Department of Inland Fisheries and Wildlife (MDIFW), and prohibited species no one can own privately. Application fees run from $27 to $250 depending on the permit, and letting a restricted animal escape is a Class E crime carrying up to six months in jail. The rules live in Title 12, Section 12152 of the Maine Revised Statutes.¹

The Three Categories and What They Cover

Where your animal falls in the state’s classification decides everything else: whether you need a permit, which permit, and whether you can legally own it at all. MDIFW maintains the current lists and updates them based on ecological and safety assessments.

Unrestricted Species

No state permit is required, as long as the species is not independently listed as injurious by the U.S. Fish and Wildlife Service, federally threatened or endangered, on CITES Appendix I, or critically endangered on the IUCN Red List. The unrestricted list includes African pygmy hedgehogs, sugar gliders, domestic ferrets, chinchillas, guinea pigs, bearded dragons, ball pythons, most parrots (monk parakeets are a notable exception), and common tropical fish like bettas and neon tetras. Captive-bred dart frogs and pacman frogs are also unrestricted.²

Category 1 Restricted Species

These are the highest-risk animals a private individual can still legally possess with the correct permit. The list covers all primates, all members of the cat family (including lions, tigers, and leopards), all crocodilians, all venomous snakes such as cobras, vipers, and elapids, and large constrictors including reticulated pythons and Indian pythons. If an animal is endangered, threatens human safety, or both, it typically lands in Category 1.³

Category 2 Restricted Species

Category 2 covers animals that need specialized housing or care but don’t pose the same direct threat to public safety. Examples include binturongs, genets, coatimundis, larger monitor lizards (rock, crocodile, and water monitors), rhinoceros iguanas, green iguanas, olive pythons, African spurred tortoises, and alligator snapping turtles. Turtles and tortoises in this category must have a minimum shell diameter of four inches.³

Prohibited Species

Maine’s prohibited list is short and targets species with high invasive potential. Monk parakeets and mute swans are specifically prohibited. No permit will let you keep them.³

Which Permit You Need and What It Costs

Every permit under Section 12152 charges two separate amounts: an application fee (non-refundable, even if you’re denied) and a permit fee. The Commissioner can also attach extra conditions to any permit when a species poses unusual risks.⁴

Category 1 restricted species importation permit — application $250, permit $27. For bringing endangered, threatened, or dangerous wildlife into Maine.
Category 1 restricted species exhibition permit — application $250, permit $150. For commercial exhibition of high-risk or special-care wildlife; does not cover wolf hybrids. Expires two years after issuance.
Category 2 restricted species importation permit — application $100, permit $27.
Category 2 restricted species possession permit — application $27, permit $27. The typical permit for a private keeper. Expires two years after issuance.
Research, wildlife rehabilitation, and educational and scientific collection permits — no fee. Each expires within two years, and the rehabilitation permit specifically expires December 31 of the second full year after issuance.

A private keeper who wants a green iguana or a genet is looking at $54 in state fees. Importing a Category 1 primate costs $277 in fees before you spend anything on enclosures, veterinary care, or insurance. Permits with expiration dates must be renewed on time; a late renewal adds a $25 penalty on top of the regular permit fee.⁵

What the Application Requires

The paperwork asks for more than contact information and a check. For a Category 2 possession permit, you must document real experience with the species you want: at least one year of practical husbandry, or at least 100 hours of hands-on training with that species or a substantially similar one. A bachelor’s degree or higher in a relevant biological science can substitute for 50 of those hours but won’t waive the requirement. You need at least two personal references who can verify your experience.⁵

You also submit a maintenance plan describing what happens to the animal if you become incapacitated, die, or otherwise can’t care for it. This is easy to overlook and MDIFW takes it seriously.

If you’re importing the animal, you need an interstate health certificate (certificate of veterinary inspection) dated within 30 days of taking possession. It must list the species’ common and scientific name, the number of animals, the consignor and consignee addresses, and identifying details such as sex, age, weight, and any tag numbers. A licensed veterinarian in the state of origin signs it.⁵

The Commissioner can require microchipping or another permanent identification method for certain species. If yours is on that list, you’re responsible for keeping the identification functional and demonstrating it works at renewal or whenever the department asks.⁶ MDIFW also inspects facilities where restricted species are housed, checking that the enclosure matches your application and that the animal is receiving humane care. Falling short can cost you the permit and the animal.⁴

Wolf Hybrids

Wolf hybrids sit in their own corner of Maine law. Since June 1, 2011, you cannot keep a new wolf hybrid in Maine without a valid wildlife possession permit under Section 12152.⁷

People who already owned one as a pet before June 1, 2011 and were then in compliance with all applicable laws were grandfathered in, but only if the animal was spayed or neutered and properly licensed. Those grandfathered animals cannot be replaced with a new wolf hybrid without going through the full permitting process. Wolf hybrids must be permanently identified, and the Category 1 exhibition permit specifically does not cover them, so you cannot commercially exhibit a wolf hybrid under that permit type.

If you transfer a wolf hybrid to another person, notify the department within 10 days and provide the new owner’s name and address. Abandoning a wolf hybrid carries a fine of up to $1,000, and abandoning an unlicensed wolf hybrid triggers a mandatory $1,000 fine plus potential additional penalties.⁷

Penalties for Getting It Wrong

Maine treats exotic pet violations as either civil violations or criminal offenses depending on what happened.

Civil Violations

Possessing wildlife without a required permit is a civil violation with a minimum $500 fine. Three or more civil violations under this part of the code within five years bumps the offender into criminal territory. The state can also seize the animal.⁸

Class E Crimes

Several violations are Class E crimes, which carry a maximum sentence of six months in jail and a fine of up to $1,000.⁹¹⁰ Violating permit terms and allowing a captive animal to escape both fall under Class E.

Permit violations stack: each day of violation counts as a separate Class E crime, with a minimum fine of $50 per day plus twice the applicable permit fee. If conditions on an authorization are violated, the authorization must be immediately suspended or revoked.¹

Escaped Animals

Allowing a restricted animal to escape your possession or control is automatically a Class E crime, whether or not anyone is harmed. The department can also charge you for the cost of recapturing or euthanizing the animal.⁸

Federal Laws Still Apply

A Maine permit does not make you federally legal. Three federal frameworks can layer their own penalties on top of state rules.

The Lacey Act makes it a federal offense to import, transport, sell, or acquire wildlife taken or possessed in violation of any state, federal, or tribal law. A restricted animal purchased out of state without proper paperwork, or imported into Maine in violation of the state permit rules, can trigger a federal charge on top of the state one.¹¹ Misdemeanor Lacey Act convictions can bring up to one year in prison and fines up to $100,000 for an individual. Felony violations, which include imports, exports, or wildlife worth more than $350, carry up to five years in prison and fines up to $250,000.¹²

The Endangered Species Act adds its own restrictions when the species is federally listed. The U.S. Fish and Wildlife Service does not issue captive-bred wildlife permits for keeping endangered animals as pets, viewing pet ownership as inconsistent with the ESA’s conservation purpose. Possessing an ESA-listed animal is not automatically illegal if no “take” has occurred, but acquiring one lawfully as a private individual without a research or conservation purpose is extremely difficult.¹³

If you breed or exhibit exotic animals, USDA licensing under the Animal Welfare Act may apply. You need a USDA exhibitor license if you display more than eight exotic or wild mammals to the public for compensation. Breeders with more than four breeding female exotic or wild mammals who sell the offspring trigger dealer licensing. Your Maine permit doesn’t substitute for the federal license.¹⁴

Before you apply for anything, check MDIFW’s current species lists directly. The lists change, and an animal that was unrestricted a few years ago may sit in a different category today.

1
Maine State Legislature. Maine Code 12 – Animals and Wildlife – Title 12, Part 13, Chapter 915, Subchapter 15, Section 12152
2
Maine Department of Inland Fisheries and Wildlife. Unrestricted Species List
3
Cornell Law Institute. 09-137 CMR Chapter 7, Section 18 – Species Lists
4
Maine State Legislature. Maine Revised Statutes Title 12, Section 12152 – Permit to Possess Wildlife in Captivity
5
Maine Department of Inland Fisheries and Wildlife. Wildlife General Possession Permit Application for Category 2 Restricted Species
6
Cornell Law Institute. 09-137 CMR Chapter 7, Section 10 – Standard Conditions and Restrictions
7
Maine Legislature. An Act to Regulate the Keeping of Wolf Hybrids
8
Maine State Legislature. An Act to Increase the Penalty for Allowing Wildlife in Captivity to Escape
9
Maine State Legislature. Maine Revised Statutes Title 17-A, Section 1604 – Imprisonment for Crimes Other Than Murder
10
Maine State Legislature. Maine Revised Statutes Title 17-A, Section 1704 – Maximum Fine Amounts Authorized for Convicted Crimes
11
U.S. Fish & Wildlife Service. Lacey Act
12
Congressional Research Service. Criminal Lacey Act Offenses – An Overview of Selected Issues
13
U.S. Fish & Wildlife Service. Endangered Species Permits – Frequently Asked Questions
14
Federal Register. Thresholds for De Minimis Activity and Exemptions From Licensing Under the Animal Welfare Act