Which expenses are not deductible on a Schedule A?

Personal living expenses are not deductible on Schedule A because Schedule A is specifically for itemized deductions that directly relate to certain expenses outlined by the IRS, such as medical expenses, mortgage interest, and certain state and local taxes. On the other hand, personal living expenses, such as groceries, clothing, and general household costs, are considered personal expenses and do not qualify for tax deductions. The focus of Schedule A is to allow taxpayers to deduct expenses that are necessary for the operation of certain tax categories rather than general living costs that everyone incurs. This distinction helps to clarify why personal living expenses do not meet the criteria for deductions available through Schedule A.