Nicola Sturgeon and Humza Yousaf have also applied to be candidates, but are yet to confirm whether they will stand.
The prosecution's case is that Singh believed the matter would not be brought up again, and that the party leaders had agreed to "take it to the grave".
He faces two charges under the Parliament (Privileges, Immunities and Powers) Act for wilfully making two false answers on Dec 10, 2021 and Dec 15, 2021, during the inquiry into Ms Khan's case.
The Joint Sitting of the Parliament today [Wednesday] passed The Elections Second Amendment Bill, 2021, granting the right of vote to overseas Pakistanis and providing for use of electronic voting ...