#tax-deadlines
Tax Deadlines
Important tax filing deadlines and compliance dates to remember
Estimated Quarterly Tax Payments: A Complete Guide to Due Dates and Avoiding Penalties
A practical breakdown of estimated quarterly tax payments for 2026 — who owes them, the four due dates (April 15, June 16, Sept 15, Jan 15), how to calculate using Form 1040-ES, and the safe harbor rules that shield you from IRS underpayment penalties.
Form 4868: The Complete Guide to Filing a Tax Extension
Form 4868 grants an automatic six-month federal tax extension—but not a payment extension. Learn who should file, how to complete the form, key deadlines, penalty comparisons, and common mistakes that cost taxpayers real money.
Com tributen les societats col·lectives? Una guia completa per a socis de negocis
Les societats col·lectives no paguen l'impost sobre la renda federal — els ingressos flueixen cap als socis a través de l'Annex K-1, els quals llavors han de pagar tant l'impost sobre la renda com l'impost sobre el treball autònom. Aquesta guia cobreix els terminis del Formulari 1065, les estimacions trimestrals, la sentència Soroban de 2023 sobre socis comanditaris i els cinc errors més costosos que cometen els socis de negocis.
What Happens If You File a 1099 Late? Penalties, Deadlines, and How to Fix It
A practical guide to IRS 1099 late-filing penalties — including the tiered penalty structure ($60–$680 per form), annual caps for small vs. large businesses, reasonable cause relief options, and step-by-step instructions for filing late or correcting errors.
Freelance Taxes: The Complete Guide for Independent Workers
A practical walkthrough of how freelance taxes work — covering the 15.3% self-employment tax, 2026 quarterly payment deadlines, Schedule C deductions, QBI deduction, and retirement strategies that reduce your tax bill.
FUTA Tax: The Complete Employer's Guide to Federal Unemployment Tax
A practical employer's guide to FUTA — how the 6% federal unemployment tax works, the SUTA credit that reduces most employers' rate to 0.6%, quarterly deposit thresholds, Form 940 filing deadlines, and credit reduction states for 2026.
1099-NEC vs 1099-MISC: What Every Business Owner Needs to Know
A practical guide to when to use Form 1099-NEC vs 1099-MISC — covering filing thresholds, deadlines, penalties up to $630 per form, and common mistakes like misclassifying employees or double-reporting credit card payments.
Corporate Tax Deadlines: The Complete Guide for 2025
C corporations face a 5% monthly failure-to-file penalty and a $525 minimum for returns over 60 days late — this guide maps every 2025 federal tax deadline, explains penalty mechanics for C corps, S corps, and partnerships, and outlines a year-round compliance system.
Estimated Tax Payments: A Complete Guide for Freelancers and Small Business Owners
Self-employed workers and freelancers who skip quarterly estimated tax payments face IRS underpayment penalties even when they file on time — here's how the pay-as-you-go system works, how to calculate what you owe each quarter, and how the safe harbor rule protects you from guessing wrong.
Form 1040-ES: A Complete Guide to Quarterly Estimated Taxes
A practical guide to Form 1040-ES—who must file, how to calculate quarterly estimated payments, 2026 due dates, the safe harbor rule, and how to avoid IRS underpayment penalties as a freelancer or small business owner.
Form 1099-NEC: The Complete Guide for Businesses and Contractors
Step-by-step guide to Form 1099-NEC — who must file, the $600 threshold (rising to $2,000 in 2026), the January 31 deadline, the penalty schedule ($60–$340 per form), and how to avoid the most common contractor reporting mistakes.
S-Corp Tax Filing Deadlines (2025): A Crisp Guide for Beancount Users
Stay ahead of S-Corp tax filing deadlines in 2025 with this concise guide tailored for Beancount users. Learn the essential dates, filing requirements, and tips for maintaining accurate financial records.