Here are many of the ones that start this year.  As does President Barack Obama’s war on marriage, using his IRS to prosecute it.

• top marginal tax rate rose to 39.6% for those at higher incomes
  • $400,000 for single filers
  • $450,000 for married couples filing jointly
  • $425,000 for heads of household
• itemized deductions and personal exemptions phase out as income increases
  • beginning at $300,000 for married couples filing jointly
  • $250,000 for singles
• higher capital gains taxes—up to 20% for some taxpayers
• additional 0.9% Medicare tax
  • on earnings over $250,000 for married couples filing jointly
  • $200,000 for singles and heads of household
• 3.8% tax on investment income
  • on earnings over $250,000 for married couples filing jointly
  • $200,000 for singles and heads of household

Notice that marriage penalty.