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#sole-proprietorship

Sole Proprietorship

Sole proprietorship accounting, tax filing, and financial management essentials

Married and Running the Business Together? How the Qualified Joint Venture Election Splits Your Tax Filing in Two

A married couple co-owning an unincorporated business is taxed as a partnership by default, but the qualified joint venture election lets each spouse file a separate Schedule C and Schedule SE instead — no Form 1065, and both spouses earn Social Security credits. Both spouses must materially participate, and businesses held in an LLC or corporation cannot use it.

Denmark's Digital Bookkeeping Act Hits Sole Proprietors: The DKK 300,000 Test and Your Switch-Over Plan

From January 1, 2026, Danish sole proprietorships, partnerships, and associations with net turnover above DKK 300,000 in both 2024 and 2025 — roughly 118,000 businesses — must keep books in a compliant digital system with NemHandel/Peppol e-invoicing, tamper-evident five-year storage, weekly automated backups, and SAF-T export on demand. This guide covers the two-year turnover test, the five system requirements, the five mistakes that trigger enforcement, and a seven-step migration checklist.

Form 4868 for Sole Proprietors in 2026: More Time to File, Not More Time to Pay

Form 4868 gives a sole proprietor an automatic six-month extension to file Form 1040 and Schedule C — moving the 2025 return deadline from April 15 to October 15, 2026 — but the tax itself was still due in April. How to estimate total liability including self-employment tax, request the extension electronically or through a designated payment, and limit the 5%-per-month failure-to-file penalty.

The 23% QBI Deduction Explained: What the Small Business Tax Cut Act Could Mean for Your Pass-Through Income

H.R. 8415 would raise the Section 199A qualified business income deduction from 20% to 23% — an extra $3,000 of deduction on $100,000 of QBI, worth $660 to $960 in tax depending on your bracket. Here is how the deduction works in 2026 after OBBBA made it permanent, which W-2 wage and SSTB limits still apply, and how to keep books that support the number you claim.