Liability of incoming partner

N.Y. Partnership Law § 28, under Relations of Partners to Persons Dealing With the Partnership.

N.Y. Partnership Law § 28

§ 28. Liability of incoming partner. A person admitted as a partner into an existing partnership is liable for all the obligations of the partnership arising before his admission as though he had been a partner when such obligations were incurred, except that his liability shall be satisfied only out of partnership property.