B&O Tax: What Every Spokane Startup Needs to Know

Close-up of a Washington State B&O tax form with a green cutout of the state, pencil, calculator, and state flag.
Written by
Emily Hamlin
Updated on
July 30, 2025

B&O Tax Basics: What Every Spokane Startup Needs to Know

Let's talk about the thing nobody warns you about when you start a business in Spokane: the B&O tax.

You know that moment when you're celebrating your first big sale, maybe even popping champagne, and then someone mentions you owe tax on that revenue even though you're not profitable yet? Yeah, welcome to Washington state's Business and Occupation tax. It's a special kind of fun.

Here's the deal: Washington doesn't have a state income tax (yay!), but it makes up for it with this gross receipts tax (not so yay). This means you're paying tax on every dollar that comes in the door, regardless of whether you actually make money. Lost $50,000 last year? Too bad, you still owe B&O tax on whatever revenue you managed to generate.

So What Exactly Is This Thing?

The B&O tax is basically Washington's way of saying "if you're doing business here, you're paying something." It doesn't matter if you're selling software, consulting, making widgets, or running a food truck on Division Street. If money's changing hands and you're operating in Washington, the Department of Revenue wants their cut.

And before you think you can dodge this by being small or unprofitable, think again. There's no "startup exemption" or "we're still figuring things out" pass. From day one, you're on the hook.

The kicker? Different types of business activities get taxed at different rates. Because why make anything simple when you can make it complicated, right?

The Rate Game (Or: Why Your Service Business Pays More)

Here's where it gets interesting. And by interesting, I mean potentially expensive.

If you're selling physical products (retailing), you're looking at 0.471% of gross receipts. Not terrible. Manufacturing something? That's 0.484%. Still manageable.

But if you're running a service business? Boom: 1.5% or even 1.75%.

That's right, all you consultants, developers, designers, and other service providers in Spokane just got hit with a rate that's more than triple what retailers pay. Why? Nobody really knows. It's just how it is.

Here's a quick breakdown of the main categories:

  • Retailing: 0.471%
  • Wholesaling: 0.484%
  • Manufacturing: 0.484%
  • Services: 1.5% (1.75% for some specific services)
  • Extracting: 0.484%

And yes, you might fall into multiple categories. Running a SaaS company? Your subscription revenue might be "retailing" while your custom development work is "services." Fun times trying to figure that out.

Why Spokane Startups Get Hit Different

Look, Spokane's got a great startup scene. We've got Startup Spokane, the whole university ecosystem, and enough coffee shops with good WiFi to fuel a thousand pitch decks. But our startups tend to be heavy on the service side: tech companies, creative agencies, consulting firms.

Guess what that means? Most of us are stuck with that higher service rate.

Plus, being in Spokane means you're probably serving clients all over the place. Got customers in Idaho? Oregon? That interstate commerce piece adds another layer of complexity to your taxes. You'll need to figure out what revenue is taxable where, and trust me, those rules aren't exactly intuitive.

The Small Business Credit (Your New Best Friend)

Okay, here's some actually good news. Washington knows the B&O tax can crush small businesses, so they offer a credit that can reduce or even eliminate your tax bill when you're just starting out.

The credit works on a sliding scale based on your gross receipts. If you're under the threshold, you might not owe anything. As you grow and make more money, the credit phases out. The exact thresholds change every year (because of course they do), but it's worth checking if you qualify.

This credit has saved plenty of Spokane startups in their early days. Just remember: you still have to file your returns even if the credit wipes out your tax bill. Miss that filing and you'll get hit with penalties, even if you didn't owe anything.

When and How to File (Set Those Calendar Reminders Now)

Your filing frequency depends on how much tax you'll owe annually:

Monthly: If you're going to owe more than $4,800 per yearQuarterly: Between $1,050 and $4,800 per year
Annually: Under $1,050 per year

Most startups begin with annual filing and graduate to quarterly or monthly as they grow. It's actually a weird milestone to celebrate: "Hey, we're successful enough to file taxes more often!"

Missing a deadline costs you at least $15 in penalties, even if you don't owe tax. And if you do owe tax? The penalties and interest stack up fast. Do yourself a favor and set up recurring calendar reminders now. Your future stressed-out self will thank you.

Classic Screw-Ups (Learn From Others' Pain)

I've seen startups make every B&O tax mistake in the book. Here are the greatest hits:

The "We're a Tech Company So Everything Is Services" MistakeJust because you're a tech startup doesn't mean all your revenue is services. Selling software licenses? That might be retailing. Subscription revenue? Could be retailing too. Don't assume; actually read the rules (or better yet, ask someone who knows).

The "We Only Operate in Spokane" AssumptionGot a client in Seattle? Delivered something to Tacoma? Congrats, you might have tax obligations beyond Spokane. Washington's nexus rules can surprise you.

The "Forgetting to Register" FiascoYou need to register with the Department of Revenue before you start doing business. Not after your first sale. Not when you remember. Before. I've seen startups get dinged for months of back taxes plus penalties because they didn't know this.

The "Bad Record Keeping" DisasterWhen the auditor shows up (and yes, they do audit small businesses), you better have documentation for any deductions you claimed. "I'm pretty sure that sale was to Oregon" doesn't cut it.

Playing the Game Smart

Alright, so how do you minimize the pain? Here's what smart Spokane startups do:

First, understand your revenue streams and how they're classified. Sometimes restructuring how you package and sell your services can legitimately lower your tax rate. Bundle products with services? Sell subscriptions instead of one-time services? These decisions have tax implications.

Track everything obsessively. Every sale, where it went, what type of revenue it was. Good records aren't just for audits; they help you claim every legitimate deduction. Interstate sales, sales to nonprofits, bad debts - these can all reduce your tax bill if you can prove them.

Consider your accounting method carefully. Cash basis? Accrual? The timing of when you recognize revenue affects when you owe tax. This matters more than you might think, especially for cash flow.

Tools That Don't Suck

The Department of Revenue's "My DOR" system is actually pretty decent. You can file returns, make payments, and manage everything online. It's not winning any design awards, but it works.

For actual bookkeeping, most modern accounting software can handle Washington's B&O tax calculations. QuickBooks, Xero, and others have gotten better at this. Just make sure you set up your tax classifications correctly from the start. Fixing it later is a nightmare.

Spokane-specific resources:

  • SCORE Spokane runs free workshops on tax basics
  • The SBDC at WSU Spokane has advisors who actually know this stuff
  • Startup Spokane sometimes hosts tax prep sessions

When to Call in the Pros

Real talk: if your startup is doing anything beyond the most basic single-revenue-stream business model, you probably need professional help. A good CPA who knows Washington tax law will save you more than they cost.

Find someone local who gets startups. The big firms are fine, but they might be overkill when you're just getting started. You want someone who won't roll their eyes when you ask basic questions and who understands the startup cash flow struggle.

Red flags that you need help immediately:

  • You have revenue from multiple states
  • You're not sure how to classify your revenue
  • You're growing fast and shifting filing frequencies
  • You got any kind of notice from the Department of Revenue

Looking Ahead (It Gets Easier, Sort Of)

As your startup grows, B&O tax becomes just another line item in your financial planning. You'll get used to it. You might even start to appreciate the simplicity compared to corporate income taxes in other states. (Okay, probably not, but let's stay positive.)

The key is building good habits early. Set up systems that scale. Don't treat tax compliance as an afterthought. And remember that every successful company in Washington deals with this same tax, so you're in good company.