Business Deduction Check List

Accounting fees
Advertising
Auto expenses (actual or mileage)
Bad debts
Bank fees
Building repairs and maintenance
Business memberships and dues
Business travel (transportation, lodging)
Cleaning and janitorial services
Computers, supplies and software
Consulting fees
Continuing Education
Conventions and trade shows
Employee training
Equipment repairs and maintenance
Furniture and fixtures
Gifts to customers (limited)
Home office
Interest on business debts
Internet hosting and access
Investment advice
Legal fees
Licenses
Management fees
Meals and entertainment (limited)
Newspaper and magazine subscriptions
Office supplies and expenses
Postage
Rent
Storage rental
Subcontractors
Taxes
Telephone
Utilities
Website design

(This list is not all-inclusive.  If you have questions about an item not on this list consult your tax professional.)