Plain-text accounting insights, tutorials, and updates from the Beancount.io team.
A 2026 comparison of donor-advised funds and private foundations covering AGI deduction limits, the 0.5% itemizer floor and 35% deduction cap from OBBBA, the 5% payout rule, self-dealing penalties, and why closely-held stock donated to a private foundation deducts at cost basis instead of fair market value.
An asset sale vs stock sale changes who pays tax, who carries liability, and how a deal closes. Compare 2026 tax math, successor liability doctrines, and the S-corp hybrid structures — Section 338(h)(10) and F-reorganizations — that now dominate mid-market deals.
ASC 718 requires startups to recognize the grant-date fair value of equity awards as compensation expense over the vesting period, even when no cash changes hands. This guide covers measurement, recognition, forfeitures, modifications, disclosures, and the audit pitfalls that derail funding rounds.
A plain-English guide to IRS Section 1091 — the 61-day window, what counts as "substantially identical," the IRA trap that destroys losses permanently, the current crypto exemption, and how to report a wash sale on Form 8949.
Section 1244 of the Internal Revenue Code lets qualifying small business stock losses be deducted as ordinary losses up to $50,000 per year for single filers and $100,000 for joint filers, bypassing the $3,000 annual cap on capital losses. This guide covers the corporate and shareholder requirements, how to claim the loss on Form 4797, and the documentation traps that disqualify ordinary-loss claims.
Section 1031 lets real estate investors defer capital gains and depreciation recapture by swapping investment properties, but only when the 45-day identification window, 180-day closing deadline, qualified intermediary rules, and post-TCJA like-kind requirements are followed exactly.
A 2026 guide to Section 1202 QSBS for founders, early employees, and angel investors — eligibility tests, the new $15M cap and tiered holding periods under OBBBA, stacking with non-grantor trusts, state conformity gaps in California and Pennsylvania, and how to claim the exclusion on Form 8949.
A side-by-side comparison of the Percentage of Completion (PCM) and Completed Contract (CCM) methods for construction revenue recognition, with worked examples, ASC 606 over-time criteria, the IRC Section 460 small contractor exception (~$31M for 2026), WIP schedule mechanics, and the overbilling/underbilling traps that wreck contractor cash flow.
Section 469 makes rental losses passive by default, so most cannot offset W-2 income. This guide covers the $25,000 special allowance and its $100k–$150k MAGI phase-out, the 750-hour and 50% real estate professional tests, the 1.469-9(g) aggregation election, audit-tested time-log practices, and how suspended losses unlock on disposition.
NFTs are taxed as property under US rules. Long-term gains on collectible NFTs are capped at 28%, creator sales are ordinary self-employment income, and Form 1099-DA reporting from marketplaces begins with 2025 transactions. This guide covers the math, the forms, and the moves to make before filing.
Net operating losses generated after 2021 carry forward indefinitely but can offset only 80% of future taxable income. This guide covers the calculation, the Section 461(l) excess business loss limit, Form 1045 vs. 1040-X, and the bookkeeping practices that keep an NOL defensible years later.
In 2026, the Mega Backdoor Roth can move up to $47,500 of after-tax 401(k) money into Roth above the $24,500 elective deferral limit. This guide covers how the strategy works, the three plan features it requires, how the 401(k) pro-rata rule differs from the IRA version, and the mistakes that quietly erode its value.
