LLC or Sole Proprietorship: What to Choose for Your Locksmith Business

01Sole proprietor: the default and its price

If you haven't registered anything with your state, you're already operating as a sole proprietor — this isn't a separate legal entity, just the status of an individual doing business under their own name. There's nothing to register, and there's no separate business tax return — income and expenses simply flow into your personal return. It's the simplest and cheapest way to start: literally zero paperwork.

The flip side is that your personal liability is completely unlimited. If a client sues over a disputed job — a lock broken during lockout service, a damaged door, the wrong key, or a mistake programming a car key — it's not just the business that can be on the hook, but you personally: your home, your savings, even your personal vehicle. In a trade where you physically get access to other people's homes and cars, and where claims come up regularly, that risk deserves a sober look from day one.

02LLC: the liability barrier and registration

An LLC (Limited Liability Company) is a legal entity separate from you. As a general rule, this means that in a lawsuit, the company's assets are on the line rather than the owner's personal savings — provided you don't commingle personal and business finances (otherwise a court can "pierce the corporate veil" and reach your personal assets anyway). This is the key difference from a sole proprietorship. The protection doesn't happen automatically, though: it takes some formal groundwork.

In practice you'll need: registration with your state's Secretary of State, typically a designated registered agent (an address for receiving legal documents), a separate EIN from the IRS (basically a tax ID number, but for the business), and a separate business bank account so personal and business money don't mix.

03What it costs to register and maintain an LLC

The exact cost varies a lot from state to state, so this can only be discussed in rough, publicly available terms. A one-time LLC registration typically runs somewhere between $50 and $500 depending on the state. After that, almost every state has an annual or biennial payment — an annual report fee or franchise tax — which also varies widely: in some states it's a nominal amount or $0, in others it's several hundred dollars a year.

Before registering, check your state's official Secretary of State website: fee amounts and payment schedules change, and current figures matter more than any averaged estimate.

04Taxes: pass-through and S-corp

By default, the IRS taxes an LLC the same way as a sole proprietorship: for a single owner it's a disregarded entity, income flows directly to your personal return, and self-employment tax is paid on the business's entire net profit. In other words, changing your business structure by itself doesn't change your taxes.

As profit grows, an LLC can elect S-corp tax treatment — this sometimes allows savings on self-employment tax, because part of the income is paid out as salary subject to payroll taxes, and part as a distribution that isn't. But this complicates your bookkeeping: you need payroll, separate tax filings, and the benefit usually doesn't kick in right away but only past a certain profit level. This is its own topic, and not a simple one. Rather than digging into it alone, discuss it with a CPA alongside the article on self-employed locksmith taxes on this blog.

05When an LLC is especially worth it

There's no single right moment to switch to an LLC, but in practice there are a few signals that mean it's worth revisiting the question seriously instead of putting it off.

• Hiring your first technician or subcontractor — now it's not just your own decisions and mistakes on the line, but someone else's too, and personal liability grows along with your team.
• Automotive jobs on expensive vehicles — the cost of a single mistake (a scratched body panel, a lock opened incorrectly, damaged electronics) is noticeably higher than on a residential call.
• Growing revenue — the more clients and jobs pass through the business, the higher the cumulative odds of a disputed situation and a claim sooner or later.

06An LLC is not insurance (and vice versa)

These two tools solve different problems, and one doesn't replace the other. Insurance is what pays out on a specific claim when something goes wrong on a specific job. An LLC is a structure that keeps a creditor or plaintiff from reaching your personal assets outside the business if a situation goes beyond what insurance covered.

• Insurance — covers the cost of a specific incident: repair, replacement, compensating the client.
• LLC — protects the owner's personal assets from claims directed at the business.

If your business already carries real operational risk, it makes sense to look at both layers of protection together.

07Frequently asked questions