Buy-Sell Agreements Between Co-Owners

Conor Meyers — Co-Founder & Business AttorneyHas built and run businesses; advises owners on contracts, transactions, and risk. About Conor →

The right time to agree how a partner leaves is while nobody wants to.

Co-owned businesses rarely fail because the owners disagree about strategy. They fail because an owner exits and there is no agreed mechanism for it — no price, no terms, no process. A buy-sell agreement fixes those in advance. Triggering events in a buy sell and the valuation formula are the two provisions that do almost all of the work.

We handle these matters for growth-stage companies in Idaho and California. This is general information — not legal or tax advice on a specific situation.

Every owner leaves eventually. The only question is on what terms.

What triggers a buy-sell

Standard triggers are death, permanent disability, retirement, voluntary withdrawal, termination of employment, bankruptcy, divorce, and attempted transfer to an outsider.

Each can be handled differently. Death and disability are usually mandatory purchases funded by insurance. Voluntary withdrawal is often optional for the company, with a right of first refusal before any outside sale. Divorce provisions prevent a spouse from becoming an unwanted co-owner.

Not every trigger needs the same answer. Draft them separately.

Valuation formula for buyout

Valuation formula for buyout options are fixed price updated annually, a formula such as a multiple of earnings or book value, or independent appraisal at the time of the event.

Each has a weakness. A fixed price becomes stale unless the owners actually update it. A formula can produce absurd results when circumstances change. Appraisal is accurate but slow and expensive. Many agreements combine them — a formula with an appraisal fallback if any party objects within a stated period.

A fixed price nobody updates is the most common failure mode.

Funding the purchase

Funding a buy sell with insurance is the standard answer for death, and often for disability. Life insurance on each owner provides liquidity exactly when it is needed, and the structure — cross-purchase, entity redemption, or a hybrid — affects both tax treatment and administrative complexity.

Other triggers are usually funded through installment payments over several years, secured by the transferred interest and personally guaranteed. Coverage should be reviewed as value grows, since a policy sized to a business five years ago will not fund a buyout today.

Insurance sized five years ago will not fund today’s buyout.

Shotgun and drag-along mechanics

A shotgun clause explained simply: one owner names a price, and the other chooses whether to buy or sell at that price. It is elegant and it favors the owner with more liquidity, since a partner who cannot fund a purchase must accept whatever price is named.

Drag-along rights let a majority compel a minority to join a sale to a third party. Tag-along rights let a minority participate on the same terms. Together they prevent both a minority blocking a sale and a majority selling out from under a minority.

A shotgun clause favors whoever can write the check.

Getting it in place and keeping it current

Drafting a partner exit provision works best inside the operating agreement or shareholders agreement rather than as a separate document, so it cannot be overlooked. Review it whenever ownership, value, or the owners’ circumstances change materially.

Coordination matters: the agreement should align with each owner’s estate plan, since conflicting instructions in a will and a buy-sell produce exactly the dispute the agreement was meant to prevent. Entity formalities can be confirmed against the Idaho corporation statutes, tax treatment against IRS guidance, and filings with the Secretary of State.

A buy-sell that contradicts a will creates the dispute it was meant to prevent.

A simple plan to get a legal partner in your corner

Owners who bring in attorney to review a purchase agreement early almost always pay less than those who call one afterward.

The engagement at a glance

A three-step path from first call to ongoing protection.

Frequently asked questions