The workers pelted stones at the newly renovated office and shouted slogans against the central government.
"We condemn the government's act of throwing out Athavale's belongings out of 8 Lodhi Estate, the residence he was allotted as an MP," a supporter said.
Athavale lost the recent Lok Sabha elections from Shirdi.
RPI supporters shouted slogans against Congress president Sonia Gandhi and the United Progressive Alliance government.
The Mumbai Regional Congress Committee office -- Rajiv Gandhi Bhavan -- was inaugurated by Sonia Gandhi earlier this week.
Image: RPI activists crash the windows of the Mumbai Congress office on Friday | Photograph: Sahil Salvi
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