The GSLV F12 is the 15th flight of the GSLV and the 9th flight of Mk2 variant using indigenous Cryogenic engine.

[1] [2] Launch of GSLV F12 / NVS 01 Mission is Tentatively Scheduled for Monday, 29th May 2023 at 0512 hrs UTC from Satish Dhawan Space Centre, Second Launch pad, Sriharikota Andhra Pradesh, India as Per Notam .

[3] Primary payload: NVS-01 This also marks the 15th time that Geosynchronous Satellite Launch Vehicle will be launching the Satellites.

The first stage of GSLV was also derived from the PSLV's PS1.

The 138 tonne solid rocket motor is augmented by 4 liquid strap-ons which is Powered by Vikas (rocket engine).