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Compliance guide

Corporate Bylaws Guide

What bylaws must contain, who writes them, and why they matter for both corporations and LLCs.

Updated 2026-08-01·6 min read·Reviewed by AG FinTax

Bylaws are the internal rulebook of a corporation — the document that says how the company makes decisions, elects its board, runs its meetings, and handles its shares. They're not filed with the state (your Articles are); they're the constitution you keep for yourself.

What bylaws actually do

The Articles of Incorporation get your corporation *created*. Bylaws get it *run*. They cover:

  • Board of directors — how many, how they're elected, their terms, how to fill vacancies.
  • Officers — which positions exist (president, secretary, treasurer...), who appoints them, and their duties.
  • Meetings — how often, notice requirements, quorum, and voting rules for the board and shareholders.
  • Shares — classes, how they're issued and transferred, and any restrictions.
  • Amendments — how the bylaws themselves can be changed.
  • Indemnification — how the company protects directors and officers from liability for actions taken in good faith.

Why they matter

  • Required in practice — banks, investors, and courts expect to see bylaws. You can't open a corporate bank account without them at many institutions.
  • They set the operating rules — when a dispute arises ("who can call a meeting?", "can a director sell shares?"), the bylaws are the referee.
  • They protect the shield — courts look at whether you *followed* your bylaws when deciding whether the corporate veil holds.
  • State law defaults apply if you don't have them — which means a rule you didn't intend (like a weird quorum requirement) can govern your company.
Bylaws are the difference between "the company's rules" and "the company's rules as a judge interprets state default law." If you don't write your own rules, your state writes them for you.

Who writes them

  • Attorneys draft them for complex or fundraising companies.
  • Formation services and templates cover standard companies well — most small corporations need the standard set, not bespoke lawyering.
  • Founders can draft from a good template, but should have a professional review anything unusual.

For 90% of small corporations, a solid state-specific template that matches your company's actual structure is the right tool. The value of a lawyer is in the *unusual* terms, not the standard ones.

Bylaws vs. Operating Agreement

The two documents play parallel roles in different structures:

CorporationLLC
Governing documentBylawsOperating Agreement
Created byBoard (adopted at organizational meeting)Members
SetsBoard/officer rules, meetings, sharesManagement, profit splits, buyouts

If you formed an LLC, the equivalent document is the Operating Agreement — and it's arguably more important, since LLCs have fewer state-mandated formalities and the agreement fills the gap.

How they're adopted

Standard sequence:

  1. File the Articles with your state.
  2. Adopt the bylaws at the organizational meeting (or by written consent).
  3. Elect directors (per the bylaws) and appoint officers.
  4. Issue stock — the bylaws govern how transfers happen.
  5. Keep a copy with your corporate records — you'll produce it for banks, investors, and tax prep.

Bylaws are adopted once, then amended as the company grows. Every amendment should be recorded in the record book.

What should be in a good set of bylaws

  • Simple, clear meeting rules — quorum (often a majority), notice periods, voting (usually majority of those present).
  • Standard officer roles — with duties stated plainly.
  • Share transfer rules — including any right-of-first-refusal or restrictions the founders want.
  • Indemnification clause — protecting directors/officers acting in good faith.
  • Amendment process — who can change the bylaws and how.
The best bylaws are the ones you never think about — complete enough that the defaults don't govern you, simple enough that nobody needs a lawyer to run an annual meeting.

Common questions

Are bylaws filed with the state? No. Articles are filed; bylaws are adopted and kept internally. Some states ask to see them in an audit or on bank application, but they're not a public filing.

Can I change my bylaws? Yes — usually the board can amend most provisions, with some changes (like share classes) requiring shareholder approval. Follow the amendment process in the document itself.

What happens if I don't have bylaws? Your state's default rules apply — which often means more restrictive meeting/quorum rules and an argument in any dispute about what your company "actually" intended.

Do I need bylaws if I'm a solo founder? Yes. You're still a corporation; banks and investors expect the document, and a solo board still votes.

Get a solid rulebook without the legal bill

Bylaws are a checklist document for most companies. We draft state-specific bylaws with the standard governance provisions, adopt them into your record book at formation, and keep them ready for the day your bank or an investor asks to see them.

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A real CPA reviews your setup — and we file everything for you.

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This guide is general information, not legal, tax, or accounting advice for your specific situation. State rules and fees change. For decisions that matter, review your plan with a licensed professional — AG FinTax's CPAs are available. See our disclaimer.