To amend your original Pennsylvania Personal Income Tax return use a PA-40, Personal Income Tax return and starting with tax year 2011 complete and submit a Schedule PA-40X for the tax year that is to be amended and fill in the Amended Return oval at the top of the tax return.owever, if your software supports the amended Pennsylvania return, starting with the 2011 return can be amended using Federal/State e-file. If not using Federal/State e-file and for prior tax years, obtain a PA-40 Individual Income Tax Return and instructions booklet for the year you want to amend.