Long-term specified securities: bonds eligible for capital gains reinvestment with a seven-year charge-back rule. Bonds by Infrastructure Leasing & Financial Services Ltd. are specified as long-term specified securities for capital gains reinvestment purposes; issuance is permitted within one year up to a prescribed aggregate amount. Investment must be made out of net consideration from transfer of a long term capital asset, and if the assessee disposes of or converts the bonds into money within seven years of allotment the initial investment is chargeable to tax as capital gains.