Legal Services
How to start a law firm, and what comes after
Formation takes a day. Setting up trust accounting, conflict checks, malpractice coverage, and the obligations that repeat with every matter, that's the part most guides skip.
What makes a law firm different
Law is one of the few businesses where the rules of the profession govern the business itself, how you hold money, whom you can take on, even how you set fees. Five things set it apart:
Client money is never your money.
Retainers, settlements, and escrow funds live in an IOLTA trust account, strictly segregated, reconciled three ways, with records kept to state-bar standards.
Every engagement carries malpractice exposure.
State bars increasingly require minimum coverage, and carrier-of-last-resort programs exist for newer firms. Coverage belongs in place before the first matter, and tail coverage belongs in the same decision.
You can only practice where you're admitted.
Bar admission in every jurisdiction where you regularly counsel clients, annual MCLE, and good standing are conditions of operating, and unauthorized practice is real exposure, not a technicality.
Conflicts are structural.
Checks at engagement, current clients, former clients, and the conflicts that arrive with lateral hires, are foundational to both bar compliance and malpractice exposure.
The calendar is the biggest liability.
Missed deadlines are the leading cause of malpractice claims. Matters, deadlines, documents, and time-and-billing belong in practice management software with real docket control.
The order the work arrives in
Every business moves through the same broad stages. What changes by industry is what each stage demands. For a law firm:
- 01
Plan the business.
What you sell, who buys it, and how you charge.
- 02
Make it official.
Entity, registrations, and business finances kept separate from your own.
- 03
Set up the money systems.
Bookkeeping and invoicing that follow documented terms. For a law firm: client money runs through an IOLTA trust account alongside your operating account, strictly segregated, reconciled three ways every month, with records kept to state-bar standards, and your fee structure (hourly, flat, or contingency) lives in writing in the engagement letter.
- 04
Set up your tools and systems.
The operational systems the business runs on, chosen so they work together. For a law firm: practice management software that carries matters, deadlines, conflict checks, documents, and time-and-billing, docket control is what stands between you and the leading cause of malpractice claims.
- 05
Protect it.
Insurance and core agreements before the exposure starts. For a law firm: malpractice (E&O) coverage before the first matter, scoped with your broker and with a tail-coverage strategy in the same decision; engagement-letter templates with scope, fees, conflict acknowledgment, and termination terms; IP assignment from everyone who creates work within an engagement.
- 06
Get ready for customers.
Marketing and sales practices that won't need retrofitting. For a law firm: conflict checks at the start of every matter, current clients, former clients, and conflicts that arrive with lateral hires; carrier registration (A2P 10DLC or toll-free verification) before appointment or deadline reminders go out by text, because unregistered business texting gets filtered or blocked; your domain and handles secured and set to auto-renew.
- 07
Run and grow.
Delegation and day-to-day operations on documented terms. For a law firm: bar dues, MCLE, and good standing tracked annually for every admitted lawyer, with reminders set 60–90 days ahead; professional licenses confirmed current for everyone who holds one; a conflict clearance program that keeps up as lateral hires join.
StartBlox sequences these for your stage and industry, one step at a time, reordered as your answers change.
The risks most law firm founders don't see coming
You can probably name two or three of these. The full list is longer, and several of the biggest arrive with the very first matter.
Trust accounting that isn't airtight.
Client funds, retainers, settlements, escrow, belong in an IOLTA trust account with strict segregation, three-way reconciliation, and recordkeeping to your state bar's standards. Trust-account violations are the single largest source of bar discipline, and commingling carries license suspension regardless of intent.
No malpractice coverage.
Every engagement carries malpractice exposure. State bars increasingly require minimum coverage, carrier-of-last-resort programs exist for newer firms, and tail coverage belongs in the coverage decision from the start.
Practicing outside your admission.
You need bar admission in every jurisdiction where you regularly counsel clients, plus annual MCLE and good-standing maintenance. Unauthorized practice is exposure the firm carries, not paperwork.
No conflict-check process.
Conflict checks at engagement, current clients, former clients, and the imputed conflicts that arrive with lateral hires, are foundational to bar compliance and malpractice exposure alike.
Deadlines outside a docket system.
Missed deadlines are the leading cause of malpractice claims. Matters, deadlines, conflict checks, documents, and time-and-billing belong in practice management software, not in a spreadsheet and a memory.
Engagements without a real engagement letter.
Explicit scope, fee structure, hourly, flat, or contingency, conflict acknowledgment, and termination terms in writing. Bar rules, Model Rule 1.5 among them, govern how fees are set and documented.
Unregistered business texting.
Appointment and deadline reminders sent to clients from a business number require carrier registration, A2P 10DLC or toll-free verification. Unregistered business texting is filtered or blocked before it reaches the client.
Your clients
trust funds strictly segregated and reconciled, engagement letters that put scope and fees in writing, conflict checks that clear the matter before work starts, and malpractice coverage that backstops it all when something goes wrong.
Your lawyers and staff
bar admission, MCLE, and good standing tracked for every licensed person; lateral hires screened for the conflicts that move with them; IP assignment covering work created within engagements.
The state bar
IOLTA recordkeeping to state-bar standards, fee terms documented the way bar rules expect, and practice kept inside the jurisdictions where you're admitted.
Courts and opposing parties
deadlines run through real docket control, because a missed deadline is the leading cause of malpractice claims and everyone downstream of your calendar depends on it.
Each of these is scored against your answers, sequenced into your setup plan, and re-scored as your business changes.
What keeps coming back
Formation services stop at "you're registered." A law firm's obligations run on repeating cycles:
Every new matter: a conflict check, current clients, former clients, imputed conflicts, then an engagement letter with scope, fees, and termination terms before the work starts.
Every month: three-way trust reconciliation, with every discrepancy resolved before closing; sales tax filed and remitted where it applies.
Every quarter: state tax filings on a calendar per account, and payroll filings reviewed, with a year-end reconciliation on top.
On the calendar: bar dues and MCLE for every admitted lawyer, with reminders 60–90 days ahead; professional licenses confirmed current, and anything expiring soon renewed now; state registrations, annual reports, and good-standing renewals in each state where you operate; local operating permits; an annual coverage review with your insurance broker; domain and handles on auto-renew; fixed-cost contracts reviewed for flexibility and escape clauses; an annual card-payment security self-assessment if you take card payments.
StartBlox treats these as recurring obligations that come back when they're due. A "What's due" view collects what's overdue and what's coming up, and completed items reset on their real schedule instead of staying checked off forever.
How this guidance is built
The sequence and risks on this page come from a library of documented, predictable founder failure patterns, refined for each supported industry, not opinion, not motivational advice. The scoring is consistent and transparent: the same answers always produce the same result, and every score traces to the answers behind it. An AI advisor explains results in plain language, but it never changes a score. StartBlox is educational: it is not legal, financial, or insurance advice, and when a step needs a licensed professional, it says so and shows qualified options side by side. Anyone can complete the diagnostic and see their full setup plan free; every plan starts with a 14-day full-capability trial, no credit card.
Frequently asked questions
See what comes after formation for your law firm
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