Schedule C Line Index — Deduction Atlas

Schedule C line	Guide
Line 8	Schedule C Line 8: Advertising — Google Ads & Paid Search
Line 8	Schedule C Line 8: Advertising — Print, Direct Mail, & Signage
Line 8	Schedule C Line 8: Advertising — Social Media (Meta, TikTok, LinkedIn)
Line 9	Schedule C Line 9: Mileage Log Requirements That Survive an Audit
Line 9	Schedule C Line 9: Establishing Your Vehicle's Business-Use Percentage
Line 11	Schedule C Line 11: Contract Labor & the $600 1099-NEC Rule
Line 13	Schedule C Line 13: Depreciation — Bonus Depreciation
Line 13	Schedule C Line 13: Depreciation — Listed Property Rules
Line 13	Schedule C Line 13: Depreciation — The Section 179 Election
Line 14	Schedule C Line 14: Employee Benefits Programs
Line 15	Schedule C Line 15: Business Insurance (Other Than Health)
Line 16a	Schedule C Line 16a: Mortgage Interest on Business Property
Line 16b	Schedule C Line 16b: Other Interest (Lines of Credit, Loans, & Cards)
Line 17	Schedule C Line 17: Legal & Professional Services
Line 18	Schedule C Line 18: Office Expenses (Postage, Printing, Toner)
Line 19	Schedule C Line 19: Employee Pension & Profit-Sharing Plans
Line 20a	Schedule C Line 20a: Rent on Vehicles, Machinery, & Equipment
Line 20b	Schedule C Line 20b: Rent on Other Business Property (Real Estate)
Line 21	Schedule C Line 21: Repairs & Maintenance vs. Capital Improvements
Line 22	Schedule C Line 22: Supplies (And the De Minimis Safe Harbor)
Line 23	Schedule C Line 23: Taxes & Licenses
Line 24a	Schedule C Line 24a: Travel Away From Home
Line 24b	Schedule C Line 24b: Business Meals (50% Rule)
Line 25	Schedule C Line 25: Utilities
Line 26	Schedule C Line 26: Wages (Less Employment Credits)
Line 27a	Schedule C Line 27a: Other Expenses (The Itemized Catch-All)
Line 30	Schedule C Line 30: Choosing Between Form 8829 and the Simplified Method
Part III (COGS)	Schedule C Part III: Cost of Goods Sold for Resellers & Manufacturers