(1) A person who is admitted as an international partner into an existing international partnership does not thereby become liable to the creditors of the international partnership for anything done before he or she became an international partner.
(2) An international partner who retires from an international partnership does not thereby cease to be liable for international partnership debts or obligations incurred before his or her retirement.
(3) A retiring international partner may be discharged from any existing liabilities by an agreement to that effect between himself or herself and the members of the international partnership as newly constituted and the creditors, and this agreement may be either expressed or inferred as a fact from the course of dealing between the creditors and the international partnership as newly constituted.