Allahabad High Court had granted bail to Uttar Pradesh Congress president Ajay Kumar Lallu.
Congress leader was released from Lucknow prison on June 17.
His supporters gathered to welcome him in large numbers without following social distancing norms amid COVID-19 outbreak.
Lallu was arrested by Lucknow police in Agra on June 20 after case was filed against him under several sections for allegedly furnishing false information, cheating and forgery.