Membership contributions are calculated on the basis of the amount, type, size and flag of the vessels under management or ownership of the member. There are three scales:

• Scale 1 (0-10,000 tonnes): € 0.67 per tonne, with a minimum of € 460 and a maximum of € 2,861
• Scale 2 (10,000 - 20,000 tonnes): € 0.57 per tonne
• Scale 3 (> 20,000 tonnes): € 0.52 per tonne

Foreign flagged ships are discounted 50%.

The maximum contribution per ship is set at € 9,616.

The maximum contribution per member is set at € 194,667

Associate member contributions are based on the number of employees carrying out maritime related activities within the organisation:

• € 1,290 for organisations with fewer than 3 employees;
• € 2,580 for organisations with 3 to 10 employees;
• € 5,610 for organisations with 10 to 50 employees;
• € 8,415 for organisations with 50 to 250 employees;
• € 11,220 for organisations with more than 250 employees.