Section 36(2) in The Merchant Shipping (Prevention of Pollution by Oil from Ships) Rules, 2010
(2)The Oil Record Book Part II shall be completed on each occasion, on a tank-to tank basis, if appropriate, whenever any of the following cargo/ballast operations takes place in the ship, namely :-(a)loading of oil cargo;(b)internal transfer of oil cargo during voyage;(c)unloading of oil cargo;(d)ballasting of cargo tanks and dedicated clean ballast tanks;(e)cleaning of cargo tanks including crude oil washing;(f)discharge of ballast except from segregated ballast tanks;(g)discharge of water from slop tanks;(h)closing of all applicable valves or similar devices after slop tank discharge operations;(i)closing of valves necessary for isolation of dedicated clean ballast tanks from cargo and stripping lines after slop tank discharge operations; and(j)disposal of residues.
