When will 2024 tax software be available for a military retiree 72 , who is still working, also has a side business and small farm, with IRAS, TSPs.. ?

Being a military retiree does not prevent you from using the current 2024 TurboTax desktop software.

Go to this TurboTax website to purchase and download one of the 2024 desktop editions - https://turbotax.intuit.com/personal-taxes/cd-download/

Based on your requirements the best desktop edition for you to use would be the Home & Business edition but is not required. All the desktop editions include the same forms, schedules and worksheet. You receive more guidance and help with the higher priced editions.