After you file


@GoldenRose wrote:

Does it mean the update to line 36 UDC will flow through on the entire tax filing such as AMT, standard deduction calculation, etc??


I conducted a brief test and the entry, as described by @DoninGA, propagated to all of the requisite forms in my test return.

 

Again, note that you need the desktop (CD/Download) version of TurboTax as mentioned by @rjs is his post; the Online version will not work.