It is applicable to those cooperative banks which deal with "bank, banker and banking," she said, adding that as many as 277 urban cooperative banks have reported losses.
Tharoor said the bill is an encroachment on federalism, while Roy claimed it attacks "state rights".
Ruling party members also opposed Roy's personal remarks targeting Sitharaman, with Parliamentary Affairs Minister Pralhad Joshi demanding his apology.
Speaker Om Birla said Roy's comments have been expunged.
The finance minister also introduced the Factoring Regulation (Amendment) Bill, 2020.
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