Bajwa had overstepped his brief by announcing party candidates for Parliamentary seats in the state, he said in a statement here.
When contacted, the state Congress chief told PTI over phone that he was "answerable to the party High Command only".
"I have a lot of respect for Amarinder Singh, but I don't want to join issues with him," he said.
The state Congress chief had announced candidates for Lok Sabha seats of Jalandhar (Mohinder Singh Kaypee), Sangrur (Vijay Inder Singla) and Hoshiarpur (Santosh Chaudhary) during his rallies at these places, the former CM claimed.
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Amarinder, who was Bajwa's precedessor, said "it is the prerogative of Congress president Sonia Gandhi and vice president Rahul Gandhi to allot tickets for elections."
"By going on the announcement spree, Bajwa has overstepped his brief," he said.
Amarinder, a bete noire of Bajwa, said "this will only send wrong signals among the rank and file."
"A PCC president just cannot announce the candidates on his own," Amarinder said.