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Subject
- Taxation767
- Income tax455
- United States. Internal Revenue Service262
- Tax administration and procedure236
- Law and legislation178
- Officials and employees111
- United States88
- Tax returns69
- Corporations52
- Internal revenue48
- Tax exemption45
- Inheritance and transfer tax43
- Internal revenue law40
- Tax auditing37
- Tax collection37
- Data processing32
- Excess profits tax32
- Personnel management31
- Income tax deductions for expenses30
- Pensions30