ALSO READAndhra Pradesh MLA Bhuma Reddy passes away Doubts on integrity of electoral process should be erased: Congress Congress questions govt.'s ability to provide VVPATs by 2019 elections Congress rejects exit polls, says no 'Modi wave' can make BJP win Congress urges EC to restore faith in election process
He was welcomed into the YSRCP fold by Jagan who offered him a party scarf.
Speaking to reporters, Mohan Reddy accused the TDP leadership, which is in power in Andhra Pradesh, of "losing the grip on the party" and neglecting party workers.
"We have seen a leader in YS Jagan Mohan Reddy and have joined the YSR Congress Party," he said.
According to sources, Mohan Reddy crossed over to the YSRCP, the principal opposition party in Andhra Pradesh, as the TDP leadership was reportedly not in favour of his candidature for the Nandyal Assembly bypoll, necessitated due to the death of the sitting MLA Bhuma Nagi Reddy.
The Election Commission is yet to announce the schedule of the byelection.