Section 461(l) caps how much net business loss a noncorporate taxpayer can deduct against other income. For 2026, the OBBBA reset thresholds to $256,000 single and $512,000 joint—down from $313,000 and $626,000 in 2025. This guide explains the Form 461 calculation, the four loss-limitation gates, and planning moves for K-1 losses, bonus depreciation, and real estate.
Profits interests let LLCs grant equity to service providers tax-free under IRS Revenue Procedure 93-27. This guide covers the safe harbor's three conditions, the threshold value rule, Rev Proc 2001-43 vesting fix, and the self-employment tax tradeoff partners should expect.
A 2026 guide to the Pass-Through Entity Tax — how 36+ jurisdictions let S-corps and partnerships convert capped state income taxes into a fully deductible federal business expense, even after OBBBA raised the SALT cap to $40,400.
Schedule M-1 and M-3 reconcile a corporation's GAAP book income to taxable income. This guide explains the $10M and $50M asset thresholds, permanent versus temporary differences, and the recurring reconciling items — depreciation, meals, federal tax expense, bad debt reserves, and stock-based compensation — that draw IRS scrutiny.
OBBBA permanently restored the EBITDA-based ATI calculation for Section 163(j) starting in 2025, expanding deductible business interest for capital-intensive companies. A guide to the 30% cap, the ~$31M small business exemption, the 35% syndicate trap, EBIE allocations from partnerships, S-corp differences, and Form 8990 reporting.
Section 199A lets pass-through owners deduct up to 20% of qualified business income. This guide covers the 2026 thresholds, W-2 wage and UBIA limits, the SSTB trap, rental real estate safe harbor, the aggregation election, and the new $400 minimum deduction.
A step-by-step walkthrough of business tax filing by entity type — Schedule C for sole props, Form 1065 for partnerships, 1120-S for S-corps, and 1120 for C-corps — with 2026 deadlines, document checklists, audit triggers, and when DIY software stops being enough.
A practical guide to how LLCs are actually taxed federally—disregarded entity, partnership, S-corp, or C-corp—when each classification makes sense, what the S-Corp election saves at $150K of profit, the 75-day Form 2553 deadline, and the six mistakes that most reliably trigger IRS audits.
A working guide to IRS Form 1065 for multi-member LLCs and partnerships—what the information return reports, who must file, the March 16, 2026 deadline, the $260-per-partner monthly late penalty, and the bookkeeping habits that prevent K-1 errors.
A four-member LLC that files Form 1065 six months late owes about $6,240 in federal penalties before any state assessment. This 2026 guide details every federal and state penalty an LLC can face for non-filing, the cascade of secondary consequences, and the step-by-step path back to good standing — including how First-Time Abate can wipe out the entire federal penalty in a single phone call.
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