#tax-compliance
Stay compliant with tax regulations and filing requirements
Private foundations must distribute 5% of average non-charitable-use assets each year as qualifying distributions or face a 30% initial excise tax under IRC Section 4942. A trustee's working guide to Form 990-PF Part XII, set-asides, five-year carryovers, and the 100% additional tax.
Section 83(i) lets qualified rank-and-file employees at eligible private companies defer federal income tax on RSU vests and NSO exercises for up to five years, but FICA is still due at vesting, the 30-day election window is unforgiving, and the 80 percent broad-based grant rule keeps most startups from offering it.
How U.S. states divide multistate corporate income using single sales factor, three-factor, and market-based sourcing rules — including throwback and throwout traps, P.L. 86-272 limits, and the bookkeeping detail required to file accurately.
A guide to state corporate income tax apportionment in 2026 — why 34 of 44 corporate-tax states now use single sales factor, how market-based sourcing rules in California, Kansas, and Arkansas shift SaaS and service company tax bills toward customer location, and five strategies to manage the exposure.
A statutory notice of deficiency gives a small business owner exactly 90 days to petition the U.S. Tax Court — the only path to challenge an IRS adjustment without paying first. This guide explains CP3219A, the Section 6213 deadline, the $50,000 small tax case election, and the records that decide outcomes.
A Statutory Notice of Deficiency gives a small business 90 days to petition the U.S. Tax Court before the IRS assesses additional tax. This guide explains the CP3219A deadline, Form 5564 waiver, S-case election, and the four realistic responses every owner should weigh.
Subpart F forces U.S. shareholders of a controlled foreign corporation to recognize foreign profits as current-year income, even when no cash is distributed. This guide covers the 10 percent threshold, the four triggering income categories, Section 958 constructive ownership traps, Form 5471 penalties, and how the 2026 OBBBA rewrite (NCTI, restored 958(b)(4), 40 percent Section 250 deduction) reshapes the rules.
How U.S. shareholders of foreign corporations are taxed on undistributed profits in 2026: the 10 percent threshold, Section 958 constructive ownership, Form 5471 filing duties, and the OBBBA rewrite that replaced GILTI with Net CFC Tested Income (NCTI).
A practical guide to building a Written Information Security Plan that satisfies the FTC Safeguards Rule and IRS Publication 5708 — covering the nine required elements, technical controls like MFA and encryption, penalty exposure up to $46,517 per violation per day, and a six-week roadmap for tax preparers, CPAs, and bookkeepers.
A 0.9% surtax applies to earned income above $200,000 (single) or $250,000 (joint), but employers withhold using a flat $200,000 per-job trigger. Form 8959 reconciles the two rules — generating a balance due for most dual-income couples and a credit for over-withheld single earners.
Under the Bipartisan Budget Act centralized audit regime, the IRS assesses partnership tax adjustments at the entity level at the highest individual rate. This guide explains when to elect out under Section 6221(b), how the partnership representative can modify or push out the imputed underpayment under Section 6226, and how to file an administrative adjustment request on Form 8082.
FIRPTA requires US real estate buyers to withhold 15 percent of the gross sale price from foreign sellers and remit it on Form 8288 within 20 days of closing. This guide explains Section 1445, the $300,000 personal residence exemption, the 10 percent reduced rate, withholding certificates on Form 8288-B, and how buyers avoid personal liability with an Affidavit of Non-Foreign Status.
