A California business sale can stack the 20% federal rate, the 3.8% NIIT, and California's 13.3% ordinary treatment — roughly 37% in a single year. Here's how to spread that gain and keep more of it.
You built the business. Now a buyer is at the table, and the tax math is brutal: in California, the gain on a business sale can be hit by the top federal capital gains rate (20%), the 3.8% Net Investment Income Tax, and California's ordinary-income treatment (up to 13.3%) — all in the year you close. That's roughly 37 cents on the dollar before you've spent a penny.
Every one of those taxes is triggered by income landing in a single year. The lump sum vaults you into the top brackets, past the NIIT thresholds, and into California's highest rate at once. Spread the same proceeds across several years and each layer softens.
Under IRC §453, you can receive the proceeds over a schedule of future years instead of a lump sum, recognizing — and paying tax on — the gain only as you receive it. Done right, a Structured Installment Sale can keep you in lower brackets, reduce or avoid the 3.8% surtax in some years, and provide a guaranteed income stream funded by an A-rated carrier.
How the deal is papered — and how the price is allocated across asset classes — determines how much of your proceeds is taxed as capital gain versus higher ordinary rates. These choices have to be made before the letter of intent, not after.
A California business sale isn't one tax — it's a stack. The owners who keep the most plan the timing and structure before they sign. Run your numbers first.
A California business sale can face the top federal capital gains rate (up to 20%), the 3.8% Net Investment Income Tax, and California's ordinary-income rate (up to 13.3%) — a combined burden approaching 37% in the year of sale, depending on the gain and structure.
A structured installment sale under IRC §453 lets you receive proceeds over multiple years and pay tax on the gain only as received, keeping you in lower brackets and softening the 3.8% surtax. The structure must be arranged before you have the right to receive the funds.
Yes. California does not offer a preferential capital gains rate — it taxes capital gains as ordinary income, up to 13.3%. This makes deferral strategies especially valuable for California sellers.
Buyers usually prefer asset sales (for a stepped-up basis), but asset sales can convert more of your proceeds into higher-taxed ordinary income. A stock sale generally produces cleaner capital-gain treatment for the seller. The purchase-price allocation should be negotiated before the LOI.
Before you have the legal right to receive the sale proceeds. Once you can access the money, constructive receipt generally taxes it — so the planning has to happen before the deal closes.
Before you sign anything, run your numbers with someone who structures the deal to be tax-smart and audit-ready from day one.
Call 213-414-2808 Run the Numbers →