How to Start an LLC in Massachusetts (2026): Step-by-Step Filing Guide

If you’re figuring out how to start an LLC in Massachusetts in 2026, here’s the blunt headline before we get into the details: Massachusetts is one of the most expensive states in the country to form and maintain an LLC. The state charges $500 to file your Certificate of Organization with the Secretary of the Commonwealth, and then hits you with a $500 annual report every year on the anniversary of formation. That recurring half-thousand-dollar bill is the single thing most founders don’t see coming — and it’s why this guide spends extra time on the budget math.

I’ve helped a lot of Bay State founders through this process, and the first thing I tell them is that the high fees don’t make Massachusetts a bad place to form — they make it a place where you want to get it right the first time so you’re not paying expedite fees to fix a rejected filing. For owners who’d rather not deal with the Corporations Division portal and the resident-agent paperwork directly, ZenBusiness files the Massachusetts Certificate of Organization for $0 plus the state’s $500 fee and bundles a year of resident agent service on its Pro plan. I’ll walk through the full DIY route below so you can decide honestly which path fits you.

Why Form an LLC in Massachusetts?

Before the steps, a word on whether Massachusetts is the right home for your LLC. The rule every corporate attorney I work with repeats: form your LLC in the state where you actually operate. If you live in Boston or Worcester and serve clients there, file in Massachusetts. Forming in Delaware or Wyoming “for tax reasons” while you operate in Massachusetts just means paying two sets of fees, hiring two agents, and registering back home as a foreign LLC anyway — we unpack that trap in our foreign LLC registration guide and our best state to form an LLC breakdown.

For Massachusetts residents and in-state operators, here’s the 2026 math:

High filing fee. $500 for the Certificate of Organization is one of the steepest formation fees in the country — far above neighboring New Hampshire ($102) or Rhode Island ($150), and roughly seven times Maine’s $175. Only a handful of states even come close.
High annual maintenance. The Massachusetts LLC annual report is $500 every year, due on your formation anniversary. Among states that charge a recurring report fee, this is near the top — only California’s $800 franchise tax is meaningfully worse for ongoing cost.
Strong asset protection law. The Massachusetts Limited Liability Company Act (M.G.L. Chapter 156C) provides the charging-order remedy that limits a member’s personal creditor to a charging order against distributions — the same protection sophisticated planners value in Wyoming and Nevada.
Flat personal income tax. Massachusetts taxes personal income at a flat 5% in 2026, with an additional 4% surtax on income above roughly $1.1 million (the “Fair Share” amendment, with the threshold indexed annually). Because most LLCs are pass-through entities, that’s where the tax lands — there’s no separate Massachusetts “LLC tax” on top.
6.25% state sales tax. If you sell tangible personal property or certain taxable services in Massachusetts, you’ll register with the Massachusetts Department of Revenue and collect a flat 6.25% — there are no local add-on sales taxes, which keeps it simpler than most states.

In my experience, the founders who regret forming a Massachusetts LLC are almost always the ones running a tiny side project that generates a few thousand dollars a year — the $500-in, $500-a-year cost structure eats a meaningful chunk of thin margins. If that’s you, read do I need an LLC for my business before you spend a dime. For an established business with real revenue and real liability exposure, the fees are a rounding error and the protection is well worth it.

With that context settled, here’s exactly how to start an LLC in Massachusetts, step by step.

Step 1: Choose Your Massachusetts LLC Name

Your LLC name has to satisfy a few requirements under the Massachusetts Limited Liability Company Act (M.G.L. c. 156C, § 3):

It must contain the words “limited liability company,” “limited company,” or one of the abbreviations LLC, L.L.C., LC, or L.C.
It must be distinguishable in the records of the Corporations Division from every other entity name already on file.
It cannot use words implying a different entity type (Inc., Corporation) or a restricted/regulated activity (Bank, Insurance, Trust) without the appropriate approval from the relevant Massachusetts agency.

How to check name availability. Use the Massachusetts Corporations Division business entity search at corp.sec.state.ma.us and search your proposed name without the LLC suffix. “Distinguishable” is a moderate bar in Massachusetts — the examiner has discretion, and minor differences (an added “Inc.” vs “LLC,” or a punctuation change) usually aren’t enough to clear a near-identical name. Adding a geographic modifier (“Back Bay,” “Berkshire”) or an industry word (“Holdings,” “Maritime,” “Analytics”) almost always resolves a conflict.

Reserving the name. If you’ve settled on a name but aren’t ready to file, you can reserve it with the Corporations Division for 60 days for $30, renewable once for another 60 days. I rarely tell founders to bother — most people are ready to file the actual Certificate of Organization within a week or two, at which point the reservation was wasted money. Reserve only if you’re waiting on a partner’s signature or external financing before forming.

A practical naming tip from compliance work. Pick a name that’s also available as a .com domain and as a handle on the platforms you’ll actually use. The Corporations Division doesn’t care about domains, but a year into operating you absolutely will. I’ve watched founders register a perfect Massachusetts-themed name only to find the matching domain parked at $4,000 — the rebrand cost dwarfs the original filing fee.

Step 2: Appoint a Massachusetts Resident Agent

Every Massachusetts LLC must designate a resident agent (this is the Massachusetts term for what most states call a registered agent) with a physical street address in Massachusetts — no P.O. boxes — who’s available during normal business hours to receive service of process. Service of process is the legal term for lawsuit papers, state notices, and other official mail.

You have three real options:

Be your own resident agent. Legal and free. The trade-off is that your home street address becomes part of the public record on the Corporations Division website, searchable by anyone. If you’re sued, the process server shows up at that address — sometimes in front of customers or family. For founders running a business out of a home address, I generally advise against this.
Designate another Massachusetts-resident individual — a friend, family member, or attorney. The same privacy exposure transfers to them, and you now depend on that person being reachable during business hours for years on end.
Hire a commercial resident agent service. Pricing typically runs $99–$300 per year. This is what most founders land on once they understand the privacy and reliability tradeoffs. Our what is a registered agent guide goes deeper on the role.

For Massachusetts specifically, Northwest Registered Agent is the privacy-focused choice at $125/year — they list their own Massachusetts street address on the public filing instead of yours, and they’ve been doing this since 1998. If you’d rather bundle the agent into a formation package, ZenBusiness includes a year of resident agent service free with its Pro plan ($199), which works out cheaper than buying the two separately. Unlike LegalZoom, which bills $249/year for registered agent service as a recurring add-on, both ZenBusiness and Northwest treat it as a core feature rather than an upsell. If budget is the deciding factor, our cheapest registered agent service breakdown covers the full landscape.

Step 3: File the Certificate of Organization

This is the legal moment your Massachusetts LLC comes into existence. The form is the Certificate of Organization, filed with the Secretary of the Commonwealth, Corporations Division. Unlike Maine and a few holdout states, Massachusetts offers a genuine online filing path, which is the fastest option:

Online through the Corporations Division online filing portal — $520 (the $500 fee plus a $20 expedited surcharge that online and fax filings carry). Online filings are typically processed within 24–36 hours, often same business day.
By fax — also $520, with similar expedited processing.
By mail to Secretary of the Commonwealth, Corporations Division, One Ashburton Place, Room 1717, Boston, MA 02108 — $500 with no surcharge, but slower: standard mail processing runs 4–5 business days once received, plus mail time on both ends.

For most founders I recommend filing online and eating the $20 surcharge — getting your stamped certificate back in a day instead of a week or more is worth it, especially because your federal BOI clock and your bank account setup both depend on having that document in hand.

You’ll provide the following on the Certificate of Organization:

Exact LLC name (with an approved designator — LLC, L.L.C., LC, L.C., or the spelled-out version)
Street address of the LLC’s principal office (the place where records are kept; this can be outside Massachusetts)
Name and Massachusetts street address of the resident agent, plus the agent’s written consent to serve
A general description of the business (Massachusetts asks for a brief character-of-business statement)
The names and addresses of any managers, and of any person authorized to execute documents filed with the Corporations Division
Authorized signature of the person forming the LLC

A common gotcha. Massachusetts asks for more on the Certificate than many states — including a business-purpose description and authorized signatories. Don’t leave the resident-agent consent blank, and make sure the agent’s address is a real Massachusetts street address. The two most frequent rejection reasons I see are a P.O. box in the agent field and a name that isn’t distinguishable from an existing entity. A rejected filing means re-submitting and, if you’re in a hurry, paying the expedite fee again.

Once accepted, you’ll receive a stamped Certificate of Organization. Save that PDF. Your bank will ask for it when you open the business account, the IRS may want it during EIN issuance, and you’ll occasionally need it for vendor onboarding and license applications.

Step 4: Create an Operating Agreement

Massachusetts does not require an operating agreement to form your LLC, and you do not file it with the state. But — and here’s where I’ll get on my soapbox for a paragraph — operating without one is a real risk, especially for multi-member LLCs.

The operating agreement is the internal contract among the members. It defines ownership percentages, how profits and losses are split, who can sign on behalf of the LLC, what happens if a member dies, becomes incapacitated, or wants out, and how disputes get resolved. Without one, you’re governed entirely by the default rules in M.G.L. Chapter 156C — reasonable defaults that rarely match what the founders actually intended. I’ve sat through too many late-stage partner disputes that would have been a 10-minute conversation if there’d been a written agreement on day one.

For single-member LLCs, the operating agreement also helps preserve your limited liability shield. Courts deciding whether to “pierce the corporate veil” ask whether the LLC was operated as a genuinely separate entity from its owner. An operating agreement is one of the simplest pieces of evidence that it was — alongside a separate bank account, separate books, and consistent use of the LLC name on contracts.

Cost options:

Free template. Reputable formation services and bar-association sites publish templates that are acceptable for simple single-member LLCs.
Formation service template — ZenBusiness includes a customizable operating agreement on its Pro plan, and Tailor Brands bundles one into most paid tiers.
Attorney-drafted agreement — typically $500–$2,000 for a multi-member LLC. Worth it if you have unequal capital contributions, vesting schedules, buy-sell provisions, or outside investors.

Our LLC operating agreement guide walks through the key sections clause-by-clause if you want to draft your own and need a checklist.

Step 5: Get an EIN from the IRS

The Employer Identification Number is your business’s federal tax ID. You’ll need it to:

Open a business bank account
Hire employees and run payroll in Massachusetts
File federal tax returns (and the Massachusetts equivalents)
Apply for business credit cards in the LLC’s name
Register with the Massachusetts Department of Revenue for sales or withholding tax

How to get one. Apply directly on the IRS website at irs.gov/ein. It takes about 15 minutes, you’ll receive the EIN immediately in PDF form, and it’s free. Any service charging you for “EIN procurement” is charging for paperwork the IRS does for nothing.

A common gotcha: the IRS online EIN tool is only available 7 a.m. to 10 p.m. Eastern, Monday through Friday. If you form your Massachusetts LLC late on a Friday night, you’ll wait until Monday morning for the EIN. Plan around it if timing matters.

If you’d rather the formation service handle the EIN as part of the package, ZenBusiness includes EIN procurement on its Pro plan and Bizee bundles it into its Gold tier. It’s a convenience, not a necessity.

Step 6: Register for Massachusetts Taxes

Even single-member LLCs operating in Massachusetts have a small stack of tax registrations to handle in the first 30 days, most of them through the state’s MassTaxConnect portal:

Massachusetts income tax. Because the LLC is a pass-through entity by default, your share of Massachusetts-source income flows to your personal return and is taxed at the flat 5% rate in 2026, plus the 4% surtax on the portion of income above roughly $1.1 million. There’s no separate Massachusetts entity-level “LLC tax” for a standard pass-through LLC.
Sales and use tax. If you sell tangible personal property or taxable services in Massachusetts, register for a sales tax account with the Department of Revenue before your first sale. The rate is a flat 6.25% statewide, with no local add-ons. Registration is free.
Withholding and unemployment. If you’ll have employees in Massachusetts, register for income tax withholding through MassTaxConnect and for unemployment insurance through the Department of Unemployment Assistance. Massachusetts also runs the Paid Family and Medical Leave (PFML) program, which has its own employer contributions.
Local licenses. Massachusetts has no statewide general business license, but cities and towns absolutely have their own — Boston, Cambridge, and Worcester all require certain local permits depending on industry. Check with your city or town clerk.

Federal tax treatment. By default, the IRS treats a single-member LLC as a “disregarded entity” (taxed on Schedule C of your personal return) and a multi-member LLC as a partnership (Form 1065 with K-1s to members). You can elect S-corp taxation by filing Form 2553 if it fits your situation — we cover the threshold question in LLC vs S-corp: which is better for taxes. The S-corp election generally starts to make sense around $80K–$100K of net profit for a single-member LLC, but run your specific numbers past a CPA before electing.

Quarterly estimated payments are a frequent first-year miss — both federal (IRS Form 1040-ES) and Massachusetts (Form 1-ES). Our LLC quarterly tax payments guide covers timing, safe-harbor rules, and how to calculate the right amount without overpaying.

Step 7: File Your Annual Report

Here’s the recurring cost that catches Massachusetts founders off guard. Every Massachusetts LLC must file an annual report with the Corporations Division on or before the anniversary date of its original formation — and the fee is $500 ($520 if filed online or by fax, again because of the $20 expedited surcharge).

Filing fee: $500 by mail, $520 online or by fax.
Due date: Your formation anniversary, every year. If you formed your LLC on June 26, 2026, your first annual report is due by June 26, 2027.
How to file: Online through the Corporations Division portal, by mail, or by fax.
What it asks: Confirm or update the LLC name, principal office, resident agent, managers, and authorized signatories.

Penalty for missing the anniversary. Massachusetts doesn’t impose a per-day late fee like some states, but chronic non-filing leads to administrative dissolution of the LLC by the Corporations Division. Once dissolved, you can’t sue, sign contracts, or hold property in the LLC name until you reinstate — which requires filing for reinstatement, paying the back annual report fees, and getting current. Set a calendar reminder a month before your anniversary every single year. Our how to reinstate a dissolved LLC walkthrough covers the rebuild if it ever happens.

Budget reality. That $500/year is the defining feature of a Massachusetts LLC’s cost structure. Over five years, you’ll pay the state roughly $3,000 in formation and annual report fees alone — before registered agent, accounting, or anything else. It doesn’t change the decision for a real business, but it should absolutely change how seriously you weigh forming an LLC for a small side hustle.

Step 8: File the BOI Report with FinCEN

This isn’t Massachusetts-specific, but it applies to virtually every newly formed LLC in the country, and the deadlines bite. The federal Corporate Transparency Act requires most LLCs to file a Beneficial Ownership Information (BOI) report with FinCEN, disclosing the natural persons who own or control the company.

The reporting landscape shifted significantly across 2025–2026 — the rules were modified, paused, and reinstated multiple times through litigation. As of 2026, the safe working assumption is that newly formed LLCs must file the BOI within 30 days of formation. Penalties for late filing currently run $591 per day (adjusted annually for inflation), with potential criminal exposure for willful violations.

Filing is free, takes about 20 minutes, and is done directly at fincen.gov. Don’t pay a service hundreds of dollars to do it unless you genuinely want hand-holding. Our step-by-step resources:

I cannot overstate this: the daily-penalty math gets ugly fast — see BOI late filing penalty 2026 for the full picture. Set a reminder for the 25th day after your Certificate of Organization is accepted and just file it. It’s the single highest-stakes, lowest-effort filing in the entire LLC lifecycle.

Step 9: Open a Business Bank Account

Mixing personal and business finances is the fastest way to undermine the liability protection your LLC provides. Courts call this “commingling,” and it’s a top reason judges pierce the corporate veil in litigation. Open a dedicated business checking account within a week of getting your EIN.

You’ll typically need:

Your stamped Certificate of Organization (the PDF from Step 3)
Your EIN confirmation letter
Your operating agreement (single-member: a one-page version is fine; multi-member: bring the full thing)
A photo ID for each signer
The initial deposit (usually $25–$100)

Massachusetts has strong regional options — Rockland Trust, Eastern Bank, Berkshire Bank, and Cambridge Savings Bank — alongside the national online players. For new LLCs, I usually steer founders toward an online-only business bank (Mercury, Relay, Bluevine) for the lower fees and better integrations, unless you specifically need cash deposits, branch service, or local relationship lending for future SBA financing.

What Does It All Cost? A Year-One Budget for a Massachusetts LLC

Here’s a realistic year-one cost breakdown for a typical single-member Massachusetts LLC formed in 2026, depending on whether you DIY or use a service:

Line Item	DIY	With ZenBusiness Pro
Certificate of Organization filing fee	$520 (online)	$520 (online)
Resident agent	$0 (self) or $125/yr (Northwest)	Included (year 1)
Operating agreement	$0 (template) or $500+ (attorney)	Included
EIN	Free	Included
BOI filing	Free (DIY at fincen.gov)	$0 separate
Annual report (year 2 due on anniversary)	$0 in year 1	$0 in year 1
Formation service fee	$0	$199
Year-one total (low end)	~$520	~$719
Year-one total (with paid resident agent)	~$645	~$719

The “ZenBusiness Pro” column trades about $200 for a year of bundled resident agent service, an operating agreement template, EIN procurement, and one dashboard for everything. Whether it’s worth it depends on how much you value your time. For owners already running a business, it usually is. Our full ZenBusiness review and ZenBusiness vs LegalZoom comparison go deeper.

From year two onward, the dominant recurring number is the $500 annual report (plus whatever you pay for a resident agent, $0–$300). That puts Massachusetts near the top of the country for ongoing LLC maintenance — well above neighbors like New Hampshire (no income tax and a $100 report) or Maine ($85 report), and second only to California’s $800 franchise tax among the major states. If long-term cost is a deciding factor and you have genuine flexibility about where you operate, that comparison is worth sitting with — see how to start an LLC in New Hampshire and how to start an LLC in Maine for two cheaper New England alternatives. But remember: you only get those savings if you actually live and operate there.

DIY vs. Using a Formation Service: My Honest Take

After helping a lot of founders through Massachusetts filings, here’s where I land:

DIY makes sense if:

You’re comfortable reading state filing instructions and IRS forms.
You only have one LLC to form.
You’re willing to act as your own resident agent (and accept your home address being public).
You want to avoid the $199 service fee on top of already-high state fees.
You have a couple of focused hours to spend on it.

A formation service makes sense if:

You want privacy on the public filing (the agent’s address is listed instead of yours).
You want everything — Certificate, resident agent, operating agreement, EIN — done in one transaction.
Your time is worth more than $150–$200 and you’d rather not risk a rejected filing and a second expedite fee.
You’d rather have a dashboard that tracks the anniversary annual report so you don’t miss it and risk dissolution.

I’m a fan of ZenBusiness for most Massachusetts founders because the Pro plan ($199) essentially pays for itself in time saved and includes a year of resident agent service, which alone is worth $125. LegalZoom is the legacy option — they’ll do the job, but you’re paying name-brand pricing and they nickel-and-dime add-ons; their $249/year recurring registered agent charge is a good example versus Northwest’s flat $125/year. The full landscape is in our best LLC formation services comparison hub.

Common Mistakes I See with Massachusetts LLCs

A few patterns I see repeatedly when founders work out how to start an LLC in Massachusetts:

Underestimating the recurring cost. The $500 annual report is the number that surprises people. Budget for it before you form, not after the first renewal notice arrives.
Forgetting the BOI filing. Founders fixate on the Certificate of Organization and forget the FinCEN report. The $591/day penalty math is genuinely painful.
Using a P.O. box for the resident agent. Massachusetts requires a physical street address. The filing will be rejected and you’ll lose time — and potentially a second expedite fee.
Filing as a foreign LLC out-of-state. Someone forms in Delaware “for tax reasons” while living in Boston and ends up paying both states. Almost always a mistake. Form where you operate.
Skipping the operating agreement. Especially with multi-member LLCs. The cost of drafting one upfront is a tiny fraction of the cost of a dispute three years later.
Missing the anniversary deadline. Massachusetts ties the annual report to your formation date, not a fixed calendar day. Calendar your specific anniversary, every year, with a reminder a month out.
Choosing a name that isn’t distinguishable. Run the Corporations Division search before you fall in love with a name — a near-match to an existing entity is a common rejection reason.

Frequently Asked Questions

How much does it cost to start an LLC in Massachusetts?

Filing the Certificate of Organization costs $500 by mail or $520 online/fax (the $20 difference is an expedited-processing surcharge) in 2026. After that, you’ll owe a $500 annual report fee every year on your formation anniversary. Optional costs include a resident agent service ($99–$300/year), an operating agreement (free template to $2,000 attorney-drafted), and a formation service package ($0–$300). Massachusetts is among the most expensive states in the country for both formation and ongoing maintenance.

How long does it take to form an LLC in Massachusetts?

Online and fax filings are typically processed within 24–36 hours, often the same business day. Mail-in filings take 4–5 business days to process once received, plus mail time on both ends — realistically 1–2 weeks. Because online filing is both faster and only $20 more than mail, most founders file online.

Can I file a Massachusetts LLC online?

Yes. Unlike some states, Massachusetts offers genuine online formation through the Secretary of the Commonwealth’s Corporations Division portal. Online filing costs $520 (the $500 base fee plus a $20 expedited surcharge) and is usually processed within a day. You can also file by mail for $500 or by fax for $520.

Do I need a resident agent for my Massachusetts LLC?

Yes. Massachusetts law requires every LLC to designate a resident agent (the state’s term for a registered agent) with a physical street address in Massachusetts — not a P.O. box — who’s available during business hours to accept service of process. You can serve as your own resident agent if you’re a Massachusetts resident with an address you’re willing to make public, but most owners hire a commercial service for privacy.

Does Massachusetts have an annual report for LLCs?

Yes, and it’s expensive. Every Massachusetts LLC must file an annual report on or before its formation anniversary each year. The fee is $500 by mail or $520 online/fax. Missing the deadline doesn’t trigger a daily late fee, but chronic non-filing leads to administrative dissolution of the LLC, after which you’d have to reinstate before doing business in the LLC’s name again.

What taxes does a Massachusetts LLC pay?

A standard pass-through Massachusetts LLC owes no separate entity-level “LLC tax.” Members report their share of profits on their personal returns and pay Massachusetts’s flat 5% income tax (plus a 4% surtax on income above roughly $1.1 million in 2026) along with federal income tax. If the LLC sells taxable goods or services, it collects and remits a flat 6.25% sales tax with no local add-ons. LLCs with employees also owe Massachusetts withholding, unemployment insurance, and Paid Family and Medical Leave contributions.

Can I be my own resident agent in Massachusetts?

Yes, if you’re a Massachusetts resident with a physical street address (not a P.O. box) and you’re available during business hours to accept service of process. The trade-off is that your home address becomes part of the public record on the Corporations Division website. Most founders eventually hire a commercial resident agent service for privacy and reliability.

Do I need to file a BOI report for my Massachusetts LLC?

Yes, in most cases. The federal Corporate Transparency Act requires newly formed LLCs to file a Beneficial Ownership Information (BOI) report with FinCEN within 30 days of formation in 2026. Filing is free at fincen.gov and takes about 20 minutes, with late-filing penalties of $591/day. Limited exemptions exist for certain regulated entities — see our BOI exemptions guide for the full list.

Is Massachusetts a good state to form an LLC?

For Massachusetts residents who operate locally, it’s a clean, well-run process — but an expensive one. The $500 formation fee and $500 annual report are among the highest in the country, so it’s a poor choice for a tiny side project and a perfectly reasonable one for an established business with real revenue and liability exposure. For non-residents “shopping states” for tax advantages, the answer is no — you’d owe Massachusetts income tax on Massachusetts-source income anyway and would still have to register back home as a foreign LLC. Form where you actually do business.

The Bottom Line

Starting an LLC in Massachusetts in 2026 is a same-day project if you file online: $520 for the Certificate of Organization, a free EIN from the IRS, a free BOI filing with FinCEN, and a calendar reminder for your formation anniversary for next year’s $500 annual report. The process itself is smooth — the thing to plan for is the cost. Massachusetts charges premium fees to form and maintain an LLC, so go in with the budget math clear and make sure the entity is genuinely worth it for your situation.

If you’d rather skip the portal and the resident-agent paperwork and have a service handle the Certificate, agent, operating agreement, and EIN in one package, ZenBusiness is where I’d send most Massachusetts founders: $0 formation fee plus the state’s filing cost, with the Pro plan ($199) bundling everything you need for year one. For maximum privacy with a flat $125/year resident agent rate, Northwest Registered Agent is the alternative. Either way, you can be in business within a day or two.

If you’re still weighing whether you even need an LLC for what you’re doing — and given Massachusetts’s fee structure, that’s a question worth taking seriously — start with do I need an LLC for my business and LLC vs sole proprietorship before you commit.

The author name used in this article may be a pen name or pseudonym and is used for illustrative and editorial purposes only. This article is for informational purposes only and does not constitute investment, tax, or legal advice. State filing fees, tax rates, and federal reporting requirements change — verify current numbers with the Massachusetts Secretary of the Commonwealth Corporations Division, the Massachusetts Department of Revenue, and FinCEN before filing. Consult qualified professionals before making financial decisions.