Explaining the tax notice to Cairn India when the capital gains were allegedly made by its erstwhile promoter, Cairn Energy, Vedanta's Agarwal said "the government probably as a precaution got to us." Cairn India has full indemnity from its former promoter Cairn Energy of UK against levy of any tax for past deeds, including the two-year old Rs 20,495 crore retrospective tax demand, its new owner Anil Agarwal has said.