Type 4 Requirements and Safe Return to Port for Passenger Ships

Enhance your fleet’s safety and compliance with our comprehensive guidebook on the latest SOLAS regulations.

This comprehensive guide explores the new SOLAS 2020 Safe Return to Port (SRtP) Regulation, which came into effect in January 2025. The regulation requires passenger ships over 120 meters or with more than three fire compartments to have either a Type 4 loading computer onboard or shore-based emergency support.

Who should read this?

Ship owners and operators, Maritime safety officers, Naval architects, Cruise, Ferry and RoRo line executives and anyone involved in passenger ship operations.

Key sections:

• Introduction to SRtP and Type 4 Requirements: Explains the purpose and application of these regulations for passenger ships, including cruise ships, ferries, RoPax, and special purpose ships.

• Types of Stability Software: Describes the evolution of loading computer stability software, from Type 1 to the advanced Type 4.

• Benefits of Type 4 Loading Computer: Highlights the advantages of having both onboard Type 4 loading computers and shore-based emergency support.

• NAPA Stability Solutions: Introduces NAPA’s net-gen Type 4 loading computer software — NAPA Stability, its features, and benefits for both onboard and onshore teams.

Keywords: SOLAS, Safe Return to Port, Type 4 loading computer, passenger ship safety, maritime regulations, ship stability