My 2018 taxes have already be accepted on 31 March 2019, and paid federal and got refund from state, when can I file an amendment to add 2018 1099R that I just found

[Critter]

You can do so now ...

Select a tax year for specific amending instructions.

Keep in mind: You have 3 years from the date you filed your return (or 2 years after you paid the tax due, whichever is later) to file an amended return, which means you don't have to get it done by the April 15 filing deadline.

·         2018

·         2017

·         2016

[Critter]

You can do so now ...

Select a tax year for specific amending instructions.

Keep in mind: You have 3 years from the date you filed your return (or 2 years after you paid the tax due, whichever is later) to file an amended return, which means you don't have to get it done by the April 15 filing deadline.

·         2018

·         2017

·         2016