Restriction on overseas guarantees: prior Reserve Bank approval required for rupee denominated structured obligations, with infrastructure exceptions. Restriction requires that no company registered under the Companies Act shall avail domestic rupee denominated structured obligations by obtaining credit enhancement in the form of guarantees from international banks, international financial institutions or joint venture partners except with the prior approval of the Reserve Bank; provided that companies engaged exclusively in infrastructure development and infrastructure financial companies may obtain such overseas guarantees for domestic capital market instruments without prior approval subject to terms and conditions stipulated by the Reserve Bank.