Larson Gross Welcomes Liptz & Associates Team

by Larson Gross | Feb 10, 2026

   INSIGHTS For Immediate Release: Larson Gross Welcomes Liptz & Associates Team, Expanding Advisory Expertise and West Coast Presence by Larson Gross Bellingham, WA • February 10, 2026 — Larson Gross, a leading West Coast accounting and advisory firm, is pleased...

Washington’s Proposed Millionaire Income Tax

by Larson Gross | Feb 9, 2026

   INSIGHTS Washington’s Proposed MillionaireIncome Tax by Kevin DeYoung, CPA/AEP ARTICLE | February 6, 2026 Executive Summary Washington lawmakers are considering a narrowly targeted tax on high earners, often referred to as a “millionaire’s income tax.” While...

Washington Tax Relief for Foreign Sellers

by Larson Gross | Feb 6, 2026

   INSIGHTS Washington Tax Relief for Foreign Sellers by Larson Gross ARTICLE | February 6, 2026 Executive Summary Washington State has opened a narrow, time-limited opportunity for qualifying international businesses selling into the state to resolve potential tax...

U.S. Business Tax Calendar

by Larson Gross | Jan 1, 2026

   INSIGHTS U.S. Business Tax Calendar Due Date Return/Period Covered File With Extension Due Date Jan. 15 941/943 payroll tax deposit (monthly depositors)* IRS 1120 U.S. Corporation return for fiscal years ending Sept. 30 IRS June 15 990 Exempt Organizations return...

U.S. Individual Tax Calendar

by Larson Gross | Jan 1, 2026

   INSIGHTS U.S. Individual Tax Calendar Note: If any date lands on a weekend or holiday, the filing deadline is moved to the following business day. Due Date Return/Period Covered File With Due Date if Extension Filed Jan. 15 1040-ES Individual 4th estimated tax...