https://www.rediff.com/business/report/budget-perfin-smart-investors-make-dirty-gains-in-tax-free-bonds/20130123.htm
Smart investors make 'dirty' gains in tax-free bonds - Rediff.com Business
Last year, the government had allowed NHAI, IRFC, Hudco, REC and PFC to issue tax-free bonds.
tax free bonds
https://www.rediff.com/business/slide-show/slide-show-1-tax-budget2013-perfin-free-bonds-may-get-the-axe/20130107.htm
Tax-free bonds may get the axe - Rediff.com Business
CBDT was considering discontinuing these bonds in the coming Union Budget.
tax free bondsget therediff commayaxe