For oil content meters installed on tankers built prior
to 2 October 1986, refer to the Recommendation on international performance
and test specifications for oily-water separating equipment and oil
content meters adopted by the Organization by resolution A.393(X).
For oil content meters as part of discharge monitoring and control
systems installed on tankers built on or after 2 October 1986, refer
to the Guidelines and specifications for oil discharge monitoring
and control systems for oil tankers adopted by the Organization by
resolution A.586(14); see IMO sales publications IMO-608E and IMO-646E,
respectively.