The grounds for termination of the contract are specified in paragraphs 27 and 28 of Presidential Decree № 502/2014 of 06.06.2014 “On the Regulations on service in the military reserve of the Armed Forces of Ukraine” (as amended). Among them is the wording “by agreement of the parties”, so the reservist if necessary (travel to another location, abroad; change of family circumstances, etc.) may terminate the contract.