Post Falls CPA and Accounting Firm

Idaho Roots. Spokane Reach. Tax and Accounting Built for Life on the State Line.

Collin Kane, CPA - Serving Post Falls, Idaho
Collin Kane, CPA
Certified Public Accountant
Small Business Tax Specialist
Serving Post Falls & the I-90 Corridor
100%
Fixed-fee pricing (no surprises)
Post Falls
You'll always work with Collin
CPA
Licensed & certified
The Problem

Why Post Falls Businesses and Households Need a Multi-State CPA

You might live in Idaho, work in Washington, hire crews in both, and sell to customers across the river - all in the same year. When nobody is mapping that picture before decisions get made, overpayment and compliance gaps are almost guaranteed.

Commute Income That Never Gets Coordinated

W-2 wages in Washington, a side business registered in Idaho, rental units on either side of the border - Post Falls returns get complicated fast. Credits, allocations, and estimated payments need to be planned together, not patched together in April.

Payroll and Sales Tax Across Two Jurisdictions

A Post Falls shop with Spokane delivery routes, or a contractor with job sites in both states, can trip withholding and sales tax rules without realizing it. One wrong assumption can mean amended returns, penalties, and months of cleanup.

Growth Outpacing the Books

Revenue climbs along the commercial corridor, but reconciliations, job costing, and deposit schedules lag behind. Owners end up negotiating leases and line-of-credit terms with gut feel instead of statements a banker will actually underwrite.

The Process

How Our Post Falls CPA Firm Handles Multi-State Tax and Accounting Needs

You will not get shuffled through a intake form and handed off to someone new each quarter. Post Falls clients work with the same CPA-led team from the first call through year-end planning.

01

Map the Full Tax Picture

We walk through where income is earned, how your entity is structured, what is filed today, and what keeps you up at night - Spokane wages, Idaho residency, business payroll, or all three.

30-minute consultation · No obligation
02

Build the Compliance Roadmap

Prior returns, open notices, chart of accounts, and deposit history get reviewed. You receive a written plan for corrections, filings, and the monthly rhythm that keeps you current.

Scope and fees agreed before work starts
03

Run the Year on a Schedule

Quarterly planning touchpoints, recurring bookkeeping, payroll runs, and same-day answers when you are buying a truck, adding a location, or weighing an S-Corp election.

Fixed fees · No seasonal blackout
What We Offer

Post Falls Accountant: Tax Preparation, Small Business Accounting, and Advisory

From our Coeur d'Alene office - minutes west on I-90 - we support Post Falls with personal tax strategy, S-Corp and LLC returns, monthly books, payroll administration, QuickBooks ProAdvisor setup, fractional CFO guidance, and advisory when you are expanding or hiring.

Individual Tax Planning

Year-round projections, estimated payments, retirement timing, and major life-change modeling before you commit.

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Individual Tax Preparation

Federal and Idaho personal return prep and e-filing - W-2, 1099, K-1, rental, and investment income reviewed by a CPA.

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Business Tax

Entity returns, owner compensation, quarterly planning, and proactive small business tax strategy.

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Bookkeeping

Monthly reconciliation, QuickBooks management, and financial statements that stay tax-ready.

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Payroll

Compliant W-2 processing, withholding, quarterly filings, and year-end reporting.

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Fractional CFO

Cash flow forecasting, profitability analysis, and strategic financial leadership.

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QuickBooks

ProAdvisor-led setup, chart of accounts, bank feeds, and hands-on training.

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Consulting

Pricing, hiring, growth planning, and major business decisions with CPA-backed analysis.

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Transparent Pricing

Post Falls Business Accountant and Personal CPA Tax Plans

Fixed monthly fees. No billing surprises. Ever.

Core

For solopreneurs who need clarity
Starting at $600/mo
+ $1,500 onboarding
  • Annual tax prep & filing (business)
  • Annual tax prep & filing (personal)
  • Semi-annual tax planning
  • Email and phone support year-round
Let's Talk

Fractional CFO

For businesses outgrowing their CPA
Starting at $5,000/mo
+ custom onboarding
  • Everything in Growth, plus:
  • Bi-weekly strategic meetings
  • Financial modeling & projections
  • Profitability analysis by service
  • Growth planning & exit strategy
  • Direct text/phone access
Let's Talk
One-Time Services

One-Time Tax Preparation and Accounting Services (No Commitment)

Need a specific service? We offer one-time engagements for tax preparation and planning.

Personal Tax Returns

Starting at $750
Most clients pay ~$1,100

Individual federal and state tax return preparation and filing

Business Tax Returns

Starting at $2,000
Most clients pay ~$2,500

Business entity returns (S-Corp, C-Corp, LLC, Partnership)

Tax Planning Session

Starting at $2,500
One-time strategic consultation

Full tax strategy review and planning for the year ahead

Payroll Management

Custom Pricing
Call for a quote

Ongoing payroll processing tailored to your team size and needs

Real Results

Our Post Falls CPAs Love What Our Valued Clients Say About Us

View all 44 reviews on Google

Local Area

About Post Falls Idaho - Tax and Accounting for a Cross-Border Economy

Post Falls owes much of its momentum to geography. The Spokane River powers through town beneath namesake falls that once fed sawmills and, later, hydroelectric plants. Today the river still anchors recreation - kayaking, trails, riverfront parks - while Interstate 90 and the Stateline area funnel freight, commuters, and new residents between Idaho and eastern Washington. That positioning makes Post Falls less a bedroom suburb and more a border economy: Idaho addresses with daily ties to Spokane payroll, suppliers, and customers.

Seltice Way and the corridors feeding I-90 form the backbone of local commerce. Warehouses, metal shops, equipment yards, dental and veterinary clinics, quick-service restaurants, and specialty retailers line routes that see Idaho plates and Washington plates in equal measure. Owner-operators here rarely serve a single zip code. A fabricator might ship to Spokane Valley; a med spa might draw clients from both states; a landscaper might run crews from a Post Falls yard onto Washington job sites. Each scenario carries different sales sourcing, worker classification, and income reporting obligations.

Housing growth has been relentless. Developments push east toward Rathdrum and south toward the state line as buyers seek Idaho tax residency without giving up Spokane employment. Newcomers often arrive mid-career with RSUs, remote consulting income, or an LLC already registered elsewhere. The first Idaho tax year is when missteps are costliest: missing estimated payments, misunderstanding the moving expense rules, or operating on a Washington sales permit after the household has officially relocated. Planning the Idaho footprint before boxes are unpacked pays for itself.

The river corridor supports a parallel seasonal economy. Marinas, paddle sports outfitters, wedding venues, and short-term rentals along the water see summer revenue that can dwarf winter months. Without quarterly estimated tax discipline and disciplined owner distributions, a banner July can still produce a painful April. Hospitality operators also wrestle with tip reporting, sales tax on events, and contract labor during peak weekends - details that generic software defaults do not solve alone.

Post Falls benefits from Idaho's regulatory climate while competing for workers against larger Spokane employers. Offering health benefits, retirement plans, or signing bonuses introduces payroll tax nuances that DIY platforms gloss over. Construction firms chasing Spokane County bids from a Post Falls headquarters need dependable job costing - materials, subs, change orders - so margin on paper matches margin in the bank. Lenders and bonding agents ask for that rigor; they will not accept a profit guess from QuickBooks categories that have not been reconciled since last year.

City leaders continue to invest in parks, pathways, and river access that make Post Falls attractive to families - which in turn supports schools, youth sports, and a steady pipeline of local hires. Small businesses sponsor tournaments, donate auction items, and volunteer on boards. Those contributions have documentation standards too: substantiation for donations, mileage for charitable travel, and clear separation between personal and business sponsorships. A CPA who already knows your entity structure can keep those deductions defensible instead of speculative.

For meetings, Kane Tax & Accounting is a short drive west to 2848 W Tours Dr in Coeur d'Alene via I-90 or US-95. Many Post Falls clients batch in-person planning sessions quarterly and handle routine questions through secure video - a rhythm that fits owners who split time between a Post Falls office and Spokane job sites. You get responsive access, plain-language explanations, and pricing that is quoted before work begins.

Whether you are opening a second location on the commercial strip, managing rental units near Q'emiln Park, or simply tired of wondering whether your Washington wages and Idaho return tell the same story, Kane Tax & Accounting is built for households and companies that operate on both sides of the border. We handle the filings, the books, the payroll, and the planning conversations that keep Post Falls entrepreneurs compliant - and keep more profit working in the business instead of lost to avoidable tax friction.

Get driving directions from Post Falls, Idaho to Kane Tax & Accounting

Driving directions to 2848 W Tours Dr, Coeur d'Alene, ID 83815

Tax Preparation and CPA Accounting Services Across Kootenai County and North Idaho

From our Coeur d'Alene office we also work with clients in Hayden, Rathdrum, Harrison, Sandpoint. Learn about our Coeur d'Alene CPA firm.

Schedule a Free Consultation With Your Post Falls CPA

Book a free 30-minute call. We'll talk about your business, I'll show you where you're leaving money on the table, and we'll figure out if we're a good fit. No pitch, no pressure.

Let's Talk