When federal prosecutors add a gun charge in Maine, the stakes can climb fast. A case that was already serious may suddenly carry mandatory incarceration, consecutive sentencing, property forfeiture, and permanent limits on firearm ownership. These prosecutions are often built by the ATF and the U.S. Attorney’s Office alongside allegations of federal drug crimes, conspiracy, robbery, or violent conduct.
The government does not necessarily need evidence that you used a gun. Possessing a firearm, having access to one, buying one for someone else, providing false information during a purchase, or possessing certain unregistered weapons may be enough to support federal charges. A firearm allegation in Maine can also add years or decades to the sentence imposed for another offense.
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Combs Waterkotte represents clients in Maine when a federal firearm investigation puts their freedom and future on the line. Our federal criminal defense attorneys serving Maine dig into the government’s theory from every angle, including where the gun was found, who allegedly controlled it, how officers obtained the evidence, and whether the weapon had any real connection to another offense.
You should not wait for an indictment to start protecting yourself. If ATF agents have contacted you, you have received a federal target letter, or you believe an arrest or charge is on the horizon, call (314) 900-HELP or contact Combs Waterkotte online. Early decisions often set the board for everything that follows.
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This page covers:
- What gives the federal government authority over a firearm case
- What not to do when you learn you are under investigation
- Which federal gun charges prosecutors commonly file
- How consecutive sentences and enhancements can increase prison exposure
- Why the Armed Career Criminal Act can change the entire case
- How a federal gun charges lawyer can intervene
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How Federal Jurisdiction Applies to Gun Cases
A firearm arrest may start with local police, but that does not mean it will stay in state court. Federal prosecutors can take over when the allegations fall under the Gun Control Act, the National Firearms Act, or another federal criminal law. In some cases, state authorities hand the matter over because federal charges offer prosecutors a tougher sentencing path.
A gun case may draw federal attention when:
- The firearm crossed state lines or otherwise moved through interstate commerce
- The person accused falls within a federally prohibited category
- The gun was allegedly connected to drug trafficking or a violent offense
- Investigators suspect straw purchases, illegal dealing, smuggling, or trafficking
- The weapon is regulated under federal law, such as a machine gun, suppressor, short-barreled firearm, or destructive device
- The serial number was allegedly altered, removed, or obliterated
- The conduct occurred on federal land or drew the attention of a federal task force
- Agents claim the firearm was tied to a gang, criminal organization, or broader conspiracy
These investigations often run quietly in the background. By the time agents knock, call, or execute a warrant, they may have spent months reviewing phones, social media accounts, purchase records, surveillance, witness statements, and forensic testing.
What Should You Do If You’re Under Investigation for a Federal Gun Crime in Maine?
An arrest is not the starting line of a federal gun case. ATF agents may already have reviewed records, interviewed witnesses, traced firearms, and gathered digital evidence before they ever contact you. The decisions you make at that point can either protect your position or hand the government more ammunition.
If you believe you are under investigation for a federal firearm offense:
- Exercise your right to remain silent. You do not need to answer questions from ATF agents, task force officers, or federal prosecutors without a federal firearms attorney in Maine present. What feels like harmless background information can become evidence.
- Do not give blanket consent. If law enforcement has a valid warrant, let your lawyer challenge it later. Do not voluntarily open additional devices, accounts, rooms, safes, or vehicles unless counsel advises you to do so.
- Do not erase the paper trail. Keep purchase forms, receipts, emails, photographs, texts, and other records intact. Destroying or altering evidence can make the situation far worse.
- Say less to everyone else, too. Friends, relatives, coworkers, and alleged associates can be interviewed or subpoenaed. Social media posts and private messages are not safe places to explain the case.
- Contact a federal criminal defense lawyer in Maine immediately. The earlier your attorney enters the case, the sooner they can protect your rights, identify weak points in the investigation, and keep you from stepping into traps the government has already set.
Federal Firearm Offenses Charged in Maine
Unlawful Firearm Possession Under 18 U.S.C. § 922(g)
Under 18 U.S.C. § 922(g), several categories of people are prohibited from possessing firearms or ammunition.
A person may be legally barred from possessing a gun or ammunition because of:
- A criminal record involving an offense punishable by more than one year
- An active fugitive status
- Alleged unlawful controlled-substance use
- Certain restraining orders involving an intimate partner or child
- A qualifying domestic violence conviction
- Particular immigration classifications or a dishonorable military discharge
Prosecutors generally must establish that the accused knowingly possessed the firearm or ammunition and knew of the status that made possession unlawful.
Possession may be:
- Direct or actual possession: Agents or officers claim the weapon was in the person’s hand, pocket, waistband, bag, or immediate physical custody.
- Constructive possession: Prosecutors claim the person was not holding the gun but knew it was present and could control what happened to it.
Shared spaces create room for reasonable doubt. If the firearm was found in a jointly occupied apartment, another person’s car, a motel room, or an area open to multiple people, prosecutors still must tie the accused personally to the weapon.
Possessing a Firearm During a Drug Trafficking Crime or Crime of Violence
A gun found in the orbit of another federal case can dramatically raise the stakes. Section 924(c) creates a separate offense for certain firearm conduct connected to qualifying drug trafficking or violent crimes.
A § 924(c) sentence is generally stacked on top of the punishment for the underlying crime rather than served at the same time:
- Possession, use, or carrying: A minimum of five years
- Brandishing: A minimum of seven years
- Discharging the firearm: A minimum of 10 years
- Machine guns, silencers, or destructive devices: Potentially much higher mandatory minimums
A § 924(c) theory may rest entirely on where the gun was found. The government often argues that proximity to the following items shows the firearm was kept to further the alleged crime:
- Illegal drugs
- Cash
- Packaging materials
- Distribution records
- Other alleged evidence of trafficking
Proximity alone may not tell the whole story. The defense may argue that the firearm belonged to someone else, was inaccessible, was present for an unrelated lawful reason, or did nothing to promote the alleged offense.
Federal Straw Purchase Charges
A lawful-looking retail purchase can become a federal case when agents believe the named buyer was only standing in for another person. These straw purchase investigations often center on what the buyer intended and what they reported on Form 4473. Prosecutors may also rely on 18 U.S.C. § 932.
These cases may depend on:
- Whether another person supplied the purchase money
- Who directed the buyer toward a particular firearm
- Any agreement to transfer the gun after the sale
- The difference between a lawful gift and a purchase made as someone else’s agent
- What the buyer knew about the recipient’s background and intentions
These cases leave a digital and documentary trail. Prosecutors may rely on Form 4473, receipts, cash transfers, text conversations, security footage, firearm tracing records, and interview statements to argue who the real buyer was.
Firearms Trafficking
Federal firearms trafficking cases often focus on what the accused knew about the destination or intended use of the weapons. 18 U.S.C. § 933 can apply when firearms are allegedly transferred, transported, or received with knowledge or reasonable cause to believe that unlawful conduct will follow.
A trafficking investigation may involve guns that were:
- Bought for someone legally barred from possessing them
- Transported through multiple states or across an international border
- Transferred to people suspected of drug or violent offenses
- Obtained through a chain of straw buyers
- Repeatedly resold outside the federal licensing system
- Exported or smuggled to another country
Unlicensed Firearms Dealing
The legal line between a private seller and an unlicensed firearms dealer depends on the surrounding facts. Federal law generally requires an FFL when someone is engaged in firearm sales as a business, but it does not convert every personal transfer into a federal crime.
Prosecutors may examine:
- Repeated buying and reselling rather than isolated transfers
- Short turnaround times between acquisition and sale
- Advertising guns to members of the public
- Negotiations, payment histories, and delivery arrangements
- A business or profit-making purpose
- A stock of firearms maintained for resale
Federal Charges for False Firearm Purchase Statements
A mistake on firearm paperwork is not necessarily a federal crime. Under 18 U.S.C. § 922(a)(6), the government must generally show that the accused knowingly provided false information about something that mattered to the dealer’s decision.
Examples of information prosecutors may claim was falsified include:
- Who was actually purchasing the gun
- Whether the buyer had a disqualifying criminal record
- Current or recent controlled-substance use
- Domestic violence convictions or restraining orders
- Immigration classification or citizenship
- Where the person lived or whether the identification was accurate
A discrepancy is not the end of the story. Defense counsel may argue that the accused misunderstood the question, relied on incorrect information, did not knowingly lie, or gave an answer that did not affect whether the firearm could be sold.
Federal Charges Involving an Altered Firearm Serial Number
When agents recover a firearm with a filed-down, scratched-off, or otherwise changed serial number, they may add another federal charge. Federal regulations prohibit certain conduct involving those firearms when the accused knew of the alteration.
Defense counsel may examine:
- Whether the accused knew the serial number had been altered
- Whether the markings meet the statutory definition
- Whether forensic testing can recover the original number
- Whether the government can connect the accused to the firearm
The alleged alteration can affect more than guilt or innocence. It may also support an enhancement when the sentencing guidelines are calculated.
“Ghost Gun” Investigations
A privately made firearm is not automatically illegal simply because an individual assembled it. Criminal exposure may arise depending on:
Federal agents may look at the entire life of the firearm, including:
- Who assembled and ultimately possessed it
- The parts, process, and configuration used to make it
- Whether it remained for personal use or was transferred to someone else
- Whether multiple weapons were built for sale
- Whether federal marking requirements applied
- Whether the firearm appeared in another criminal investigation
Sentencing enhancements may also apply in some cases involving firearms without required serial numbers.
Federal National Firearms Act Charges
A firearm that is lawful in one configuration can fall under much stricter rules after certain modifications. The National Firearms Act governs several categories of weapons and devices through registration, taxation, transfer, and manufacturing requirements.
NFA-regulated firearms include:
- Automatic weapons
- Rifles and shotguns below specified barrel-length requirements
- Silencers or sound suppressors
- Destructive devices
- Modified firearms that meet an NFA definition
- Other specially classified weapons
Charges may involve possessing an unregistered weapon, illegally manufacturing or transferring one, or possessing a firearm with required identifying information removed. A conviction can carry up to 10 years in federal prison, fines, and forfeiture.
How Much Prison Time Can a Federal Gun Charge Carry?
Federal firearm penalties depend on the specific statute, the type of weapon, the accused’s criminal history, whether another offense was involved, and how the United States Sentencing Guidelines apply.
| Type of Federal Firearm Case | Potential Prison Exposure |
|---|---|
| Possession by a prohibited person under 18 U.S.C. § 922(g) | Ordinarily punishable by as much as 15 years; the Armed Career Criminal Act may require at least 15 years for qualifying defendants |
| Using, carrying, or possessing a gun in furtherance of another federal crime | Five years or more added to the underlying sentence, with seven years for brandishing and 10 years for firing the weapon |
| Misrepresenting the true buyer of a firearm | As much as 15 years, with enhanced exposure of up to 25 years in qualifying aggravated cases |
| Firearms trafficking under 18 U.S.C. § 933 | A possible sentence of as much as 15 years |
| Selling guns as a business without an FFL | Typically punishable by up to five years |
| Making false statements during a firearm purchase under § 922(a)(6) | As much as a decade in federal custody |
| Receiving, transporting, or possessing a firearm with defaced identifying marks | Generally up to five years in federal prison, with possible sentencing enhancements |
| National Firearms Act violations | As much as 10 years of imprisonment along with fines and forfeiture |
| Unlawful possession, receipt, or transfer of a machine gun | Frequently punishable by as much as 10 years, although a connection to drug trafficking or violence can drive the sentence much higher |
These are general statutory penalties. The actual sentencing range may depend on the specific charge, the type and number of firearms involved, the defendant’s criminal history, applicable mandatory minimums, and the United States Sentencing Guidelines.
Even after the prison term is calculated, the court may impose or trigger:
- Fines and court-ordered financial obligations
- Post-release supervision with strict federal conditions
- Forfeiture of the firearm and other property allegedly connected to the offense
- The loss of federal firearm rights
- Difficulty finding employment, securing housing, or keeping a professional license
- Serious immigration consequences, including possible deportation exposure
The number announced in court matters. Federal prisoners do not have access to conventional parole, and good-time reductions are limited, so the sentence served is usually close to the sentence ordered.
The 15-Year Armed Career Criminal Enhancement
The Armed Career Criminal Act, commonly called the ACCA, can transform a felon-in-possession case into one carrying a mandatory minimum sentence of 15 years.
A § 922(g) defendant may face the enhancement when their record includes three prior offenses that satisfy ACCA’s federal definitions and were not all part of the same criminal occasion.
Whether a prior conviction qualifies is frequently disputed. Courts must analyze the statute underlying the earlier conviction, the available court records, and evolving federal case law. The label placed on a state offense does not always determine whether it counts under the ACCA.
Potential ACCA challenges include:
- The government’s classification of the prior offense
- Ambiguities in charging documents, plea agreements, or judgments
- Whether multiple convictions arose from a single criminal episode
- The present legal status of an old conviction
- Restoration of rights under state or federal law
An ACCA case can hinge on a single prior offense. If one conviction does not qualify, the mandatory minimum may no longer apply, potentially removing years from the defendant’s exposure.
Federal Guideline Enhancements for Gun Charges
A firearm case can carry substantial sentencing exposure even without a mandatory minimum. The United States Sentencing Guidelines may recommend a much higher prison range based on specific offense characteristics.
The advisory guideline range may increase if the government proves factors such as:
- The quantity of firearms involved
- Whether any firearm was stolen
- Defaced or missing identifying markings
- Transfers to prohibited persons or alleged trafficking schemes
- Possession of specially regulated NFA firearms or devices
- A connection between the firearm and separate felony conduct
- Reckless behavior during an attempted escape
- An alleged leadership or supervisory role
- Conduct the government claims obstructed the investigation or prosecution
Although the guidelines are no longer mandatory, federal judges are still required to calculate and consider them before imposing sentence. An experienced defense attorney may contest proposed enhancements, introduce favorable evidence, request departures or variances, and argue that a lower sentence better satisfies federal sentencing law.
When Should You Hire a Federal Gun Charges Lawyer in Maine?
If ATF agents or federal prosecutors are looking at your case, early legal representation can matter. You do not have to wait until you are arrested, indicted, or standing in court before contacting an attorney.
You should take the situation seriously if:
- Federal investigators want to speak with you
- Your property is searched or evidence is seized
- Someone close to the investigation receives grand jury process
- Law enforcement takes firearms, records, or digital devices
- You are identified as the recipient of a target letter
- Another person in the alleged investigation is charged or arrested
- Your state case appears to have been put on hold without a clear reason
- You learn federal prosecutors are evaluating potential charges
Early representation may allow a federal crimes attorney in Maine to communicate with investigators, prevent an unprotected interview, preserve evidence, challenge a search, evaluate possible exposure, and present information before prosecutors make charging decisions.
Call Combs Waterkotte About Your Federal Gun Case
Combs Waterkotte represents Maine clients in complex federal criminal cases across the United States. Our attorneys include former prosecutors who understand how federal cases are investigated, charged, and tried.
We do not wait until the courthouse doors open to prepare for trial. Our attorneys investigate the facts, review search warrants and seizure procedures, examine witness credibility, and challenge unsupported allegations that could increase federal sentencing exposure.
If a negotiated resolution serves your interests, we pursue it with leverage built through preparation. If the government will not offer a fair outcome, we are ready to litigate the case in court.
With decades of combined criminal defense experience, a dedicated investigator on staff, and a record of defending clients against some of the most serious state and federal charges, our team has the resources and experience to handle high-stakes firearm cases from investigation through trial and appeal.
If federal agents are investigating you or charges have already been filed, now is the time to protect yourself. Contact Combs Waterkotte online or call (314) 900-HELP to speak with an experienced federal gun charges attorney serving Maine.

