Backup withholding forces payers to deduct 24% from contractor payments after a missing W-9, refused TIN, or CP2100 notice — here is the 15-day and 30-day cure clock, Form 945 deposit rules, and the onboarding setup that keeps small businesses out of the trap.
U.S. digital asset brokers must issue Form 1099-DA for sales after December 31, 2024. This guide explains what each box reports, why 2025 forms cover only gross proceeds while 2026 forms add cost basis, and how to reconcile broker data with your own records on Form 8949.
Nonprofits with gross receipts of $50,000 or less file Form 990-N; those under $200,000 receipts and $500,000 assets file 990-EZ; everyone else files the full 990. This guide covers thresholds, deadlines, late penalties up to $120 per day, and the three-year automatic revocation rule that quietly strips exempt status.
How the IRS Section 183 nine-factor test decides whether your side activity's losses are deductible in 2026, what the three-of-five safe harbor really means, and what 2025's Young v. Commissioner reveals about the records that win in Tax Court.
How the 10-digit Harmonized Tariff Schedule, Chapter 99 add-ons, and Section 301 layers assign legal duty liability to the importer of record—not the broker—and how a prior disclosure under 19 U.S.C. § 1592(c)(4) can cap penalties at interest if you find errors before CBP audits.
Section 6501 gives the IRS three years from filing to assess tax — but the window stretches to six years for omissions over 25% of gross income or basis overstatements, and never closes at all for unfiled returns, fraud, or undisclosed foreign reporting. A practical guide to ASED, refund claim windows under Section 6511, the 10-year CSED, Form 872 consents, and what records to keep.
The One Big Beautiful Bill Act made the Section 45S paid family and medical leave credit permanent, lowered the eligibility threshold to six months, and added a premium-based method that lets small employers claim 12.5%–25% of PFML insurance premiums even when no leave is taken.
A Section 754 election lets a partnership adjust the inside basis of its assets when an interest transfers or property is distributed, preventing incoming partners and heirs from being taxed on appreciation that economically belonged to the seller. The election is permanent, covers both 743(b) and 734(b) adjustments, and matters most for real estate, family, and professional service partnerships.
Seventeen states plus D.C. now require salary ranges in job postings, with thresholds and penalties that vary enough for one nationwide ad to violate three statutes. A field guide to the 2026 patchwork, the remote-posting traps, and how multi-state employers turn compliance into routine operating discipline.
A working IRS-compliant accountable plan lets S-Corp owners reimburse home office, 72.5¢/mile mileage, internet, and travel tax-free—turning otherwise-lost expenses into deductible corporate spending. This guide covers the three §1.62-2 requirements, a worked $3,126 home office calculation, the five mistakes that get plans reclassified as wages, and the monthly bookkeeping rhythm that keeps it audit-proof.
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