Artikel 9

1. In the absence of an Agreement concerning the financial arrangements governing actions of Contracting Parties to deal with pollution which might be concluded on a bilateral or multilateral basis or on the occasion of a joint combating operation, Contracting Parties shall bear the costs of their respective actions in dealing with pollution in accordance with subparagraph (a) or subparagraph (b) below:
a) If the action was taken by one Contracting Party at the express request of another Contracting Party, the Contracting Party requesting such assistance shall reimburse to the assisting Contracting Party the costs of its action;
b) If the action was taken by a Contracting Party on its own initiative, this Contracting Party shall bear the costs of its action.
2. The Contracting Party requesting assistance may cancel its request at any time, but in that case it shall bear the costs already incurred of committed by the assisting Contracting Party.
3. Unless otherwise specified in bilateral or multilateral agreements or arrangements, each Contracting Party shall bear the costs of its surveillance activities carried out in accordance with Article 6A.