The Lucknow bench of the court also dismissed the petitions against her cabinet colleague Naseemuddin Siddiqui.
Passing the order, the bench comprising justices Imtiyaz Murtaza and Ashwani Kumar Singh said all petitions were devoid of merit and were accordingly being dismissed.
BSP leader and Mayawati's counsel Satish Chandra Mishra termed the petitions filed in the case as "politically motivated" and pursued with "malafide intention".
"There are no offences against Mayawati in the Taj Corridor case," he told reporters here after the court delivered a 74-page verdict. (MORE)