"We are not concerned as to what other parties are saying. We are guided by the directives of Congress high command," state Congress President and minister Ashok Choudhary, who led the march, told reporters.
Choudhary's terse remark came in reply to a question about the support of Nitish Kumar to the demonestisation of higher value currency which he has said would help fight the menace of black money.
The divergent stand of coalition partners in Bihar on demonestisation has raised questions about their unity.
RJD President Lalu Prasad has on several occasions taken potshots at Prime Minister Narendra Modi over the decision to scrape higher denomination notes.
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RJD Vice President Raghubansh Prasad Singh has hit out at Kumar for taking a divergent views on demonetisation from coalition partners.
Earlier in the day, as part of a protest march from Kargil Chowk to JP roundabout, the Congressmen burnt an effigy of the PM over the issue.
In his address, Choudhary alleged that the decision has triggered a "financial misrule" in the country.
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