TAX2016, TurboTax 2016 Tax Return (.tax2016)
The TAX2016 Data file format
TAX2016 files are data files associated with the TurboTax Deluxe program by Intuit. This program is used by people living in the United States of America in order to do their tax returns. The files created in this program always carry the year of the tax return in their name. Hence why TAX2016 files contain tax information for the year 2016. Since taxes are filed in the subsequent year, TAX2016 files were typically created in 2017. Forms inside the TAX2016 files can be both valid on a federal level or for a particular state only.
Technical details of TAX2016 files
The data inside the TAX2016 file is in a binary format. These files, as well as older ones, can be used to load into the TurboTax program to import data from the older files to use in the new, current tax return form. TAX2016 files are compatible across different operating systems. They can also be encrypted and secured using a password.