A partition action takes the dispute to the courts. The court has placed the most commonly used forms on line as a resource.Please be advised that the forms detailed below are intended to be a guide. An action for partition is a type of litigation and is an adversarial process. The first step is to identify who must be sued. Intheblanks RJI Partition Addendum. A partition action enables you to force the sale of property when coowners are refusing to sell. A partition action enables you to force the sale of property when coowners are refusing to sell. For conveyances of real property, or interest therein, located in New York City, you must use. One owner wants to live in the house and the other wants to sell.