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Guides · US Tax

US Tax guides

743 plain-English guides on us tax, each one ending in what to do next.

All Cross-BorderUS TaxCanadian TaxSmall Business & BookkeepingCFO & AdvisoryTax Planning

Page 9 of 31, newest first.

US Tax

Home Staging Business Estimated Taxes: Project-Based Revenue and Quarterly Payments

Home staging businesses earn project-based revenue tied to real estate market cycles. Spring and fall are peak staging seasons.

Sep 5, 2026
US Tax

HVAC Tax Deductions: Van, Tools, Refrigerant, and Certification Expenses

HVAC deductions center on the service van ($30,000-$55,000, Section 179 eligible), diagnostic tools and equipment, parts inventory.

Sep 5, 2026
US Tax

HVAC Business: LLC vs. S-Corp, Tax Structure, and QBI Deduction

HVAC businesses are NOT SSTBs, so the full QBI deduction applies at all income levels. Equipment costs are moderate (van and tools $30,000-$60,000).

Sep 5, 2026
US Tax

HVAC Estimated Taxes: Seasonal Demand Cycles and Quarterly Payments

HVAC has dual-peak seasonality (summer AC demand + winter heating demand) creating a unique W-shaped revenue pattern. HVAC seasonal revenue pattern: |.

Sep 5, 2026
US Tax

HVAC Installer Tax Deductions: Equipment, Vehicles, and Refrigerant Costs

HVAC installers can deduct equipment (recovery machines, gauges, vacuum pumps), work vehicles (Section 179), refrigerant costs, EPA 608 certification.

Sep 5, 2026
US Tax

HVAC Business Entity Structure: LLC, S-Corp, and Tax Planning

HVAC contractor tax structure: - SSTB status: NOT an SSTB. HVAC work is mechanical trade work. Full QBI deduction applies. - Revenue streams.

Sep 5, 2026
US Tax

Estimated Tax Payments for HVAC Installation Businesses

HVAC businesses face dual-peak seasonality (summer cooling, winter heating) that complicates estimated tax payments. Typical HVAC revenue distribution:.

Sep 5, 2026
US Tax

Entity Structure for Insurance Agents: S-Corp, SSTB Status, and the Renewal Commission Problem

Insurance agents and agencies are SSTBs (financial services). The QBI deduction phases out above $201,750 single / $403,500 MFJ.

Sep 5, 2026
US Tax

Insurance Agency E&O Insurance: Deductions, Claims, and the Business Expense Treatment

E&O insurance premiums are fully deductible under IRC 162. How to handle tail coverage, claims reserves, and self-insured retentions on your return.

Sep 5, 2026
US Tax

Estimated Taxes for Insurance Agents: Handling Renewal Commission Growth

Insurance agents with growing renewal commissions face increasing estimated tax obligations each year. The safe harbor rules under IRC 6654 protect.

Sep 5, 2026
US Tax

Retirement Plans for Insurance Agents: Sheltering Trail Commission Income

Insurance agents with growing renewal commissions can shelter $24,500 to $72,000+ per year through self-employed retirement plans.

Sep 5, 2026
US Tax

Selling an Insurance Book of Business: Tax Treatment, Installment Sales, and Exit Planning

When an insurance agent sells their book of business, the tax treatment depends on the entity structure, the allocation of the sale price.

Sep 5, 2026
US Tax

Tax Deductions for Insurance Agents and Agencies: Commissions, Marketing, E&O, and More

Insurance agents and agency owners can deduct marketing, E&O insurance, licensing, technology, vehicle costs, and office expenses.

Sep 5, 2026
US Tax

Tax Deductions for Interior Designers: Trade Expenses, Showroom Costs, and Client Presentation Materials

Interior designers deduct design software, trade show travel, sample purchases, showroom expenses, vehicle mileage, and professional development.

Sep 5, 2026
US Tax

Interior Design Business Structure: S-Corp, SSTB Classification, and Product Resale

SSTB analysis for interior designers: - Design-only firms (hourly or flat-fee design advice, no product sales): likely SSTB (consulting category).

Sep 5, 2026
US Tax

Estimated Taxes for Interior Designers: Project-Based Income and Quarterly Payments

Two approaches: Prior-year safe harbor (simpler): Pay 100% of last year's total tax liability (110% if AGI exceeds $150,000) in four equal quarterly.

Sep 5, 2026
US Tax

Retirement Plans for Interior Designers: Solo 401(k), UBIA From Equipment, and the SSTB Question

Interior designers with no employees use the Solo 401(k) for maximum contributions. Solo 401(k) for interior designers: - Employee deferral: $23.

Sep 5, 2026
US Tax

Irrigation and Sprinkler Business Deductions and Equipment Write-Offs

Irrigation businesses deduct trenchers ($5,000-$30,000), pipe pullers, backflow test kits, PVC/poly pipe inventory, sprinkler heads, and service vehicles.

Sep 5, 2026
US Tax

Irrigation and Sprinkler Business: S-Corp vs. Sole Proprietorship Tax Comparison

Irrigation and sprinkler businesses (installation, repair, winterization) are NOT SSTBs. Materials run 25-35% of revenue. Workers' comp is low (3-6%).

Sep 5, 2026
US Tax

Irrigation and Sprinkler Business Estimated Taxes: Quarterly Payment Guide

Irrigation businesses are highly seasonal in cold climates (April-November) with distinct spring startup and fall winterization rushes.

Sep 5, 2026
US Tax

Junk Removal Business Tax Deductions: Trucks, Dump Fees, and Equipment

Junk removal businesses can deduct truck costs (Section 179 or MACRS), dump and landfill fees, labor, fuel, insurance, and marketing.

Sep 5, 2026
US Tax

Junk Removal Business Tax Guide: Entity Structure, S-Corp Election, and QBI Deduction

Junk removal tax structure: 1. NOT an SSTB. Junk removal is a physical service trade (hauling, sorting, disposing), not one of the listed SSTB categories.

Sep 5, 2026
US Tax

Junk Removal Business Estimated Taxes: How Much to Set Aside and When to Pay

Junk removal owners should set aside 25% to 30% of net profit for taxes and pay estimates by April 15, June 15, September 15, and January 15 to avoid penalties.

Sep 5, 2026
US Tax

Junk Removal Tax Deductions: Truck, Dump Fees, and Labor Expenses

Junk removal trucks ($30,000-$60,000) qualify for full bonus depreciation if over 6,000 lbs GVWR (most box trucks and dump trailers.

Sep 5, 2026