Income Tax – Schedule C Small Business Sole Proprietor

Learn how self-employment tax mirrors payroll taxes for sole proprietors, how Schedule C income flows into Form 1040, and how Social Security, Medicare, and additional Medicare taxes apply.

Examine how schedule C income becomes taxable, comparing self-employment tax and payroll taxes, and cover wage reporting with 941, 940, W-2, and W-3 for sole proprietors with employees.

Explore the combination accounting method for Schedule C small businesses, balancing cash and accrual methods, handling inventory, depreciation, and consistency with IRS rules.

Explore uniform capitalization for inventory and asset purchases, and how to change accounting method from cash to accrual using form 3115 automatic procedures.

Identify items that are not income for Schedule C, such as appreciation, consignments, and construction allowances, and evaluate how they influence taxable income and reporting.

Learn to compute cost of goods sold on Schedule C by handling beginning and ending inventory, purchases, labor, materials, and overhead, with implications for manufacturers, wholesalers, and retailers.

Master cost of goods sold and gross profit on Schedule C by calculating cost of goods sold with beginning and ending inventory and purchases under periodic or perpetual inventory systems.

Explore how Schedule C business expenses flow into income tax calculations, focusing on ordinary and necessary deductions, capitalizing vs expensing, and separating personal and business costs.

Learn how to deduct car and truck expenses for a Schedule C sole proprietor, including local transportation, travel, commuting rules, depreciation, standard mileage rate vs actual expenses, and reimbursements.