wkaisertexas

Those are not affiliate links.

I just found the idea of the ring being paid for by the IRS funny.

You are in the same tax bracket at $80 and $100k, so the amount that you would pay would be identical.

Switching tax brackets is a categorical change which needs to occur before there is a difference.

Yep! This post was specific to US federal taxes.

If people find this interesting, I will open-source and allow contributions to support other country's tax systems.

A married couple pays the same income tax as two single payers making half the income.

Due to progressive taxation, we tax two people who make $50,000 less than someone who makes $100,000 which is where the tax savings come from.

What is very strange is that some states let you file jointly to save money on federal income taxes, but file separately for state income taxes and others do not.

Taxation is a strange, mixed-up world.

If NIIT significantly outweighs the increase in your standard deduction, you probably already have a tax professional for questions.

12k in savings included about 6k in state tax savings because I am in California. Will add in state taxes if people end up using this

A Federal Tax calculator I made after finding out my tax savings would be $12k if I married my girlfriend.