MSN 1890 (M+F) The Merchant Shipping and Fishing Vessels (Health and Safety at Work) Regulations 1997 and the Merchant Shipping (Maritime Labour Convention) (Medical Certification) Regulations 2010: New and Expectant Mothers (link)
This Merchant Shipping Notice gives detailed information required to comply with the Merchant Shipping and Fishing Vessels (Health and Safety at Work) Regulations 1997 as they relate to new or expectant mothers. They also provide guidance on this subject.
Source: MCA.