Plaintiff and Defendant have entered into a written agreement about maintenance. 1 January 25, 2016 is the date the new Maintenance Guidelines Law (L.A maintenance agreement outlines the steps one party will undertake to insure the upkeep, repair, serviceability of another party's property. If the Defendant seeks maintenance or child support, the Defendant must fill out the applicable forms. This Maintenance Contract template is available for use on UpCounsel. Use our HVAC maintenance contract template to define service schedules, costs, and terms. Draft your contract with ease!