Tax evasion Taxation 78 Double taxation 56 Law and legislation 52 Income tax 43 Tax collection 30 Corrupt practices 23 Taxpayer compliance 21 Prevention 16 Tax administration and procedure 15 Tax returns 14 Government contractors 12 Finance 11 Tax havens 11 Tax penalties 11 Corporations 8 Governmental investigations 8 Motor fuels 8 Tax shelters 8 Expatriation 7 Fraud 7 International cooperation 7 Investments, Foreign 7 Management 7 Treaties 7 Corruption 6 Excise tax 6 Gasoline 6 Government policy 6 Parliamentary practice 6