Måns Jacobsson was from 1985 to 2006 Director and Chief Executive Officer of the International Oil Pollution Compensation Funds (IOPC Funds) in London. Since his retirement from the IOPC Funds at the end of 2006 he is working as academic lecturer and as a consultant in maritime and environmental matters.
After studies at Princeton University in the United States, he studied law at Lund University in Sweden, graduating in 1964. Måns Jacobsson served as a judge at district court and appellate court level in Sweden 1964-1970. He worked as legal advisor in the Department for International Civil Law of the Swedish Ministry of Justice 1970-1981 and was Head of that Department 1982-1984. He held the post of President of Division of the Stockholm Court of Appeal 1985-2006. He has served as an arbitrator in Sweden.
Måns Jacobsson is Visiting Professor at the World Maritime University and at the Maritime Universities in Dalian and Shanghai (People's Republic of China) and Honorary Professor at the University of Nottingham (United Kingdom). He is a Visiting Fellow at the IMO International Maritime Law Institute (IMLI) in Malta and member of the Institute of International Shipping and Trade Law at the University of Swansea (United Kingdom). He is also corresponding member of the Argentine Academia nacional de derecho y ciencias sociales. He is Academic Associate of Quadrant Chambers, a set of leading barristers in London specialising in commercial law. He is honorary member of the Council of London Shipping Law Centre - Maritime Business Forum and a member of the Advisory Board of Portius International and EU Port Law Centre in Antwerp (Belgium). He was member of the Executive Council of Comité Maritime Internacional (CMI) 2007-2014. He is honorary member of the Italian and French Maritime Law Associations.
In 2015 Måns Jacobsson published a book (in Swedish) on International liability regimes relating to maritime transport of environmentally hazardous substances and has previously published (together with two co-authors) a book in patent law. He has also published numerous articles in various fields of law, such as maritime law, torts, patent law, nuclear law and treaty law.
The University of Southampton has conferred upon him the Degree of Doctor of Laws honoris causa. He has also been awarded the King of Sweden's Gold Medal for significant achievements in the field of marine environment and shipping.