Married filing jointly, Example:
- ordianry income $400k ,
- long term captical gain $200k,
Total taxiable income will be $600k.
Among $200k captical gain:
1) at 20% rate: 600000 - 501600 = $98400
2) at 15% rate: 200000 - 98400 = $101600, or 501600 - 400000 = $101600