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Business
Business finance strategies and accounting best practices for success
Bad Debt and Uncollectible Receivables: When to Write Off, How to Prove Worthlessness Under Section 166, and Why Cash-Basis Businesses Can't Deduct Unpaid Invoices
An unpaid invoice isn't automatically a deduction for cash-basis businesses and worthlessness must be proven in the year claimed — document business character, collection efforts, and the specific charge-off before December 31.
Health Insurance Deduction for Self-Employed in 2026: How Schedule 1 Above-the-Line, ICHRA, and QSEHRA Interact With the Premium Tax Credit
Deduct premiums on Schedule 1, get reimbursed via ICHRA/QSEHRA, or take the premium tax credit — never two for the same dollar. Master the month-by-month coordination and circular math that prevents double benefits.
Sales Tax Nexus in 2026: Economic Nexus Thresholds by State and the $100K / 200-Transaction Trap After Wayfair
The $100K-or-200 shorthand is wrong in most states in 2026 — many repealed the transaction test and three big states use $500K. Track gross by state and channel before the notice does.
1099-K Threshold for 2026: Why Gig Workers and Online Sellers Still Get a Form at $600 in Most States Even After the Federal $5,000 Patch
Federal relief says $5,000 but most states still require $600 — a form in the mailbox may be state-driven. Reconcile per-TPSO gross to taxable income and don't pay tax on mis-coded reimbursements.
Regras do QDOT, Reescritas: O Que a Treasury Decision 10050 Significa para Empresários com Cônjuges Não Cidadãos
A Treasury Decision 10050, em vigor desde 10 de julho de 2026, traz a primeira atualização substancial das regras do Qualified Domestic Trust (QDOT) em três décadas. Veja por que a dedução conjugal ilimitada exclui cônjuges não cidadãos, o que um QDOT exige — um trustee americano, uma eleição afirmativa no Formulário 706 e garantia para trusts acima de $2 milhões — e quais quatro correções processuais as novas regras trazem para o patrimônio de empresários.
SEP IRA vs. Solo 401(k) vs. SIMPLE IRA in 2026: Contribution Limits, Deadlines, and the Tax Math for Solo Owners With and Without Employees
Solo owner with $140K profit can do $28K SEP, $35K Solo 401(k), or $16K SIMPLE — same profit, different deductions. Match the plan to employees, profit, and whether you need the deduction by December 31 or April 15.
A Nova Regra de Rotulagem 'Saudável' da FDA: O Que as Empresas de Alimentos Devem Fazer Antes de 25 de Fevereiro de 2028
A definição atualizada de 'saudável' da FDA torna-se obrigatória em 25 de fevereiro de 2028: os produtos devem contribuir com uma quantidade significativa de um grupo alimentar e permanecer abaixo de 10% do VD de gordura saturada, 15% do VD de sódio e 10% do VD de açúcares adicionados por porção. Veja quem ganha elegibilidade, quem a perde, quanto custa a conformidade (~$20 por UPC para atualizações de rótulo, ~$1M por fórmula reformulada) e um cronograma prático para pequenas empresas de alimentos.
The QBI Deduction Cliff in 2026: What Happens When Section 199A Expires and How Pass-Through Owners Model Life After the 20% Deduction
199A's 20% QBI deduction sunsets after 2025 as written — model the cliff by your actual capped deduction and marginal rate, revisit salary and retirement timing, and track W-2/UBIA for a retroactive extension.
Cost Segregation for Small Commercial Property in 2026: How a $400K Building Can Generate $80K of Front-Loaded Depreciation Without a Full Engineering Study
A small building's first-year deduction can triple with cost segregation — reclassify 5-year, 7-year, and 15-year pieces, elect Section 179/bonus where it helps, and document the allocation the ATG expects.
Section 174 R&D Capitalization in 2026: Why Small Businesses Must Amortize Research Costs Over 5 Years and How OBBBA's Retroactive Fix Changes the Math
Since 2022 research costs must be capitalized over 5 years — software included — midpoint in year one. Track domestic vs foreign, build the amortization schedule, and be ready for OBBBA's retroactive expensing.
ROI de Telemática de Frotas: A Matemática do Rastreamento por GPS que Todo Proprietário de Pequena Frota Deveria Fazer
Uma frota de serviço de 10 veículos que gasta cerca de $1.000 por ano em rastreamento por GPS normalmente recupera de $15.000 a $30.000 em economia de combustível, mão de obra e seguro, com a maioria dos adotantes alcançando ROI positivo entre 7 e 12 meses.
Independent Mobile Auto Detailing and Ceramic Coating Business Bookkeeping: Per-Job Pricing, Chemical Inventory, Van and Equipment, Warranty Deferred Revenue, and the KPIs That Hit 40–55%
Detailing margins live per job — price per ticket, cost chemicals per job, expense the van via Section 179/bonus, defer coating warranty revenue, and run on revenue per job and net margin after owner labor.