The Tribunal has a specialised library with a comprehensive collection on the law of the sea and related subjects such as maritime law, environmental law, ocean affairs, coastal management, international organizations, dispute settlement, arbitration, and general issues of public international law.

The Library's facilities include a main library containing the monograph collection, a library annex containing the serials and periodicals collection, and a reading room.

Access to the Library is available to external visitors by appointment only. Requests may be submitted to the library.