Tax administration and procedure 212 Taxation 96 Law and legislation 63 Tax collection 30 Income tax 25 Double taxation 24 Management 24 more ... Dispute resolution (Law) 20 Appropriations and expenditures 17 Taxpayer compliance 15 Tax returns 13 Reorganization 12 Tax evasion 12 History 11 Data processing 10 Rules and practice 9 Small business 8 International cooperation 7 Evaluation 6 Tax protests and appeals 6 Transparency in government 6 Auditing 5 Corrupt practices 5 Fiscal policy 5 Ombudspersons 5 Politics and government 5 Corporations 4 Electronic filing of tax returns 4 Exchange of government information 4 International business enterprises 4 less ...