Is Sikkim Manipal University UGC approved for 2017-18?

It is approved as of current, but it has been revoked once in the past. I wouldn't suggest pursuing the course from here, as it could happen again because of their declining repute.

Sikkim Manipal University, Gangtok is recognised by UGC to continue offering programmes through Open & Distance Learning (ODL) mode for the session 2017-2018 vide F. No. UGC/DEB-II/SMU/Recog./2015 Vol. V of the University Grants Commission dated 21/03/2017. https://smude.edu.in/smude/why-smu-de/awa