Section 23(1) in The Merchant Shipping (Crew Accommodation) Rules, 1960
(1)In every ship to which these rues apply, each of the following classless of persons shall be provided with washing accommodation separate from the provided for the other classes :-(a)officers and apprentices;(b)petty offices;(c)ratings other than petty officers.Provided that the Central Government may, in relation to any ship, permit any combination of the foregoing classes to be treated as one class for the purposes of this rule, if it is satisfied that the circumstances so require .
