The Interest-Free Loan That Isn't: How Section 7872 Imputes Interest on Family and Shareholder Loans
A below-market loan triggers Section 7872, which treats forgone interest as taxable income to the lender even when no cash changes hands. This guide covers the $10,000 and $100,000 de minimis exceptions, the gift tax connection, and how charging the AFR avoids the whole problem.
Car Loan Interest Is Tax-Deductible Again: How the OBBBA $10,000 Above-the-Line Deduction Works for U.S.-Assembled Vehicles From 2025 Through 2028
The OBBBA restores a personal car-loan interest deduction—up to $10,000 per year, above-the-line, for tax years 2025 through 2028—on new U.S.-assembled vehicles financed after December 31, 2024. Mechanics covered include the MAGI phase-out starting at $100K single / $200K joint, Form 1098-VLI reporting beginning in 2026, mandatory VIN entry on Form 1040, and edge cases for refinances, trade-ins, leases, and co-signers.
Section 163(h) Mortgage Interest Deduction in 2026: $750K Cap, Grandfathered Loans, and HELOC Rules
Section 163(h) decides whether your largest Schedule A line is a $14,000 deduction or an $8,500 one. Here is how the permanent $750,000 TCJA cap, the grandfathered $1 million pre-2018 loans, the HELOC "substantial improvement" rule, and the 2026 return of the mortgage insurance premium deduction actually work — with worked examples and the records you need on audit.
Section 6603 Deposits: Stop IRS Interest on Disputed Tax Without Giving Up Appeal Rights
A Section 6603 deposit freezes IRS underpayment interest on contested tax while preserving your appeal, Tax Court, and withdrawal rights. This guide covers the written designation under Rev. Proc. 2005-18, when a deposit beats a payment, LIFO withdrawal mechanics, and the procedural traps that turn planned deposits into accidental payments.
Section 6603 Deposits: Stop IRS Interest Without Conceding the Audit
A Section 6603 deposit halts interest on a disputed IRS liability without paying the tax, conceding the position, or forfeiting Tax Court access. Revenue Procedure 2005-18 spells out the mechanics—a written designation that names the tax, year, amount, and basis for disputability.
Treasury Bills for Business Cash Management: A 2026 T-Bill Ladder Guide
A practical 2026 playbook for small businesses using a Treasury-bill ladder to earn ~3.66% on idle operating cash, capture the state and local tax exemption on Treasury interest, and keep the bookkeeping clean.
Section 7872 and the AFR Trap: How an Informal Family Loan Triggers Imputed Interest and Gift Tax
Below-market loans under IRC Section 7872 generate imputed interest at the Applicable Federal Rate, recharacterized as gifts, wages, or dividends depending on the relationship — here's how the $10,000 floor, the $100,000 cap for gift loans, and a written note at AFR keep intra-family, employer-employee, and shareholder loans out of the tax trap.
Section 163(j) Business Interest Limitation: The 30% ATI Cap and OBBBA's EBITDA Restoration
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.
IRS Form 1098: The Complete Guide to Your Mortgage Interest Statement
IRS Form 1098 reports your mortgage interest paid and is the key document for claiming the mortgage interest deduction on Schedule A. Covers every box on the form, 2026 deduction limits, the expanded SALT cap, and step-by-step filing instructions.
Loan Principal: What It Is, How It Works, and How to Pay It Down Faster
Loan principal is the original amount borrowed—distinct from interest, which is a deductible expense. This guide covers how amortization front-loads interest charges, how to correctly split principal and interest in your books, and four proven strategies to pay down debt faster while avoiding prepayment penalties.
What Is APR? Annual Percentage Rate Explained for Small Business Owners
APR bundles a loan's interest rate and all lender fees into a single number, revealing the true cost of borrowing. Learn how to calculate APR, compare competing loan offers, and spot red flags in merchant cash advances and short-term financing.
Loan Principal vs. Interest: A Beancount Strategy for Faster Payoff
Understand how principal and interest interact, model payoff scenarios, and use Beancount to accelerate loan repayment.