Both the Form itself and the Instructions show $255,000/$510,000.

If Intuit is using something else, they are wrong.

@TaxGuyBill  - you aren't out shoveling snow today?   Or are you plotting another kidnapping instead? ☃️

Hey, what happened to my post?  I just posted a story about the snowman, it is gone!

I was responding to it and it disappeared.  Did Intuit's hot air melt it?