Sales & Use Tax
Washington Sales Tax on Services: 2025–2026 Changes
What the expansion of taxable services means for businesses in advertising, IT, website development, software, staffing and other affected categories.
Read Insight →Washington Insights
Washington accounting and business tax insights for operating companies.
Practical analysis of Washington B&O, sales and use tax, Bellevue, Seattle and the financial processes that support recurring compliance.
Editorial Focus
Built around real Washington operating questions—not a generic business blog.
AS Consulting Group Washington Insights focuses on the questions that arise when a business actually operates, sells or reports in Washington State.
Each article is designed to explain one specific issue clearly, connect it to the underlying financial process and point readers toward the commercial capability that owns the problem.
The goal is depth around Washington intent—not publishing volume for its own sake.
Featured Insights
Current Washington issues with immediate operating relevance.
The first editorial cluster prioritizes topics with strong business intent, recent regulatory change and a clear relationship to the site's core money pages.
Seattle
Seattle B&O Tax in 2026: Threshold, Deduction and Rates
A practical guide to Seattle's $2 million threshold, separate standard deduction, current classifications and ongoing filing responsibility.
Read Insight →Washington B&O
Washington B&O Tax Classifications: How to Identify the Right Category
Why classification comes before the rate, how multiple activities can create multiple reporting lines, and what the accounting records should preserve.
Read Insight →Initial Editorial Cluster
Nine focused guides. Four connected Washington themes.
The launch cluster is intentionally compact. Each URL has a distinct search intent and a defined commercial owner elsewhere on the site.
Washington B&O
Washington B&O Tax Classifications: How to Identify the Right Category
Why classification comes before the rate, how multiple activities can create multiple reporting lines, and what the accounting records should preserve.
Read Insight →Washington B&O
Washington B&O Tax Rates in 2026: What Changed for Service Businesses
A focused guide to current major B&O rates and the three-tier Service & Other Activities structure effective after the 2025 changes.
Read Insight →Washington B&O
Washington B&O Nexus for Out-of-State Businesses
How physical presence, Washington-attributed receipts and remote activity can create registration and reporting questions.
Read Insight →Washington B&O
Washington B&O Apportionment for Service Income
How customer-benefit location and Washington attribution can affect service businesses operating across multiple states.
Read Insight →Sales & Use Tax
Washington Sales Tax on Services: 2025–2026 Changes
What the expansion of taxable services means for businesses in advertising, IT, website development, software, staffing and other affected categories.
Read Insight →Sales & Use Tax
Washington Use Tax for Business Purchases
When untaxed equipment, supplies, services or other purchases can create a Washington use-tax obligation and why accounts payable matters.
Read Insight →Sales & Use Tax
Washington Reseller Permits: What Businesses Need to Document
How reseller permits support wholesale treatment, what sellers should retain and why weak documentation can change the tax result.
Read Insight →Seattle
Seattle B&O Tax in 2026: Threshold, Deduction and Rates
A practical guide to Seattle's $2 million threshold, separate standard deduction, current classifications and ongoing filing responsibility.
Read Insight →Bellevue
Bellevue B&O Tax in 2026: Gross Receipts and Square Footage
How Bellevue's municipal B&O framework differs from Washington State B&O, including current gross-receipts and square-footage rules.
Read Insight →How the Cluster Supports the Site
Informational authority should strengthen commercial pages—not compete with them.
01
Washington B&O
Classification, rates, nexus and apportionment support the dedicated B&O money page while answering narrower informational searches.
02
Sales & Use Tax
Taxable services, use tax and reseller permits deepen the transaction-tax cluster without turning the service page into a regulatory encyclopedia.
03
Seattle
A current 2026 guide supports the Seattle market page with detailed city-tax intent that would otherwise make the local landing too dense.
04
Bellevue
A focused municipal B&O guide supports the Bellevue page while preserving Bellevue's broader local-provider intent.
Source Discipline
Regulatory content should remain current enough to earn trust.
Washington tax content can change. Articles involving rates, thresholds, classifications or newly taxable services should be checked against current Washington Department of Revenue, City of Seattle or City of Bellevue guidance before publication and during future updates.
That is especially important for the 2025–2026 service-tax changes and current Seattle and Bellevue local-tax rules.
Evergreen principles can remain stable. Time-sensitive numbers should always carry a clear year and a current-source check.
Washington Business Questions
Need help applying the rule to an actual Washington operation?
Insights explain the framework. A business-specific review begins with the facts behind the company's accounting, transactions and Washington activity.