What business expenses can I deduct as a freelancer on Schedule C in 2025?

As a freelancer or independent contractor, you can deduct ordinary and necessary business expenses on Schedule C. Here's a comprehensive list of common deductions:

Technology & Equipment:

• Computer, laptop, monitor, keyboard, mouse
• Software subscriptions (Adobe, Microsoft 365, project management tools)
• Website hosting, domain names, email services
• Phone bill (business-use percentage)
• Internet bill (business-use percentage)

Home Office (if you qualify):

• Simplified method: $5/sq ft, up to 300 sq ft ($1,500 max)
• Regular method: Proportional share of rent/mortgage interest, utilities, insurance, repairs
• Must be used regularly and exclusively for business

Professional Services:

• Accountant or tax preparer fees (for business portion)
• Legal fees related to your business
• Business insurance (liability, E&O, professional indemnity)

Marketing & Business Development:

• Advertising and marketing costs
• Business cards, brochures
• Website design and maintenance
• Professional networking memberships

Travel & Transportation:

• Business mileage: 67 cents per mile for 2024 (or actual vehicle expenses)
• Airfare, hotels, and meals (50% for meals) for business travel
• Parking and tolls for business trips
• Rideshares to client meetings

Education & Professional Development:

• Courses and workshops that maintain or improve business skills
• Professional certifications and licenses
• Industry conference registration fees
• Books and subscriptions related to your field

Other Common Deductions:

• Office supplies (pens, paper, printer ink)
• Postage and shipping
• Bank fees on your business account
• Health insurance premiums (deducted on Schedule 1, not Schedule C)
• Self-employment tax deduction: You deduct 50% of SE tax on Form 1040

Don't forget quarterly estimated taxes! As a freelancer, you must pay estimated taxes quarterly using Form 1040-ES if you expect to owe $1,000+ in taxes. Due dates: April 15, June 15, September 15, and January 15.