Section 148 in The Petroleum And Natural Gas (Safety In Offshore Operations) Rules, 2008
148. Securing of wells before abandoning .-(1) All wells shall be secured before they are abandoned in such a manner that well integrity remains intact during the time they are abandoned.
(2)With regard to subsea completed wells the well integrity shall be ensured if the wells are planned to be temporarily abandoned.(3)Radioactive sources are not left behind in the well.(4)In case it is not possible to retrieve the radioactive sources and these have to be left in the well, proper abandonment procedure shall be followed as per guidelines of the Department of Atomic Energy, Government of India.
