Type	Name	Date
Indenture	First Supplemental Indenture, by and among Wilmington Trust Company, Community Bank System, Inc., and Merchants Bancshares, Inc	05/18/2017

Type	Name	Date
Employment agreement	EMPLOYMENT AGREEMENT	07/05/2023
Equity incentive plans	Community Bank System, Inc. 2022 Long-Term Incentive Plan, as amended	05/06/2022
Employment agreement	EMPLOYMENT AGREEMENT	01/06/2022
Employment agreement	EMPLOYMENT AGREEMENT	01/06/2021
Employment agreement	EMPLOYMENT AGREEMENT	01/06/2021
Employment agreement	AMENDMENT TO EMPLOYMENT AGREEMENT	03/19/2020
Employment agreement	EMPLOYMENT AGREEMENT	01/07/2020
Employment agreement	EMPLOYMENT AGREEMENT	01/07/2020
Equity incentive plans	Comunity Bank System, Inc. 2014 Long-Term Incentive Plan, as amended	05/02/2017

Type	Name	Date
Merger agreement	Agreement and Plan of Merger, by and among Community Bank System, Inc., VB Merger Sub Inc., and Kinderhook Bank Corp	01/25/2019