Under Massachusetts law, you can partition any "present undivided legal estate in land. Couples in a divorce in Massachusetts need to divide all their marital property and debts, assigning property, money, and debts to one spouse or another.A partition action enables you to force the sale of property when coowners are refusing to sell. In all cases, each party must complete a Financial Statement which provides a snapshot of current assets, debts, income and expenses. Create a Marital Separation Agreement in Massachusetts. Use our free templates and online documents to keep legal costs under control. The parties must sign this Separation Agreement in the presence of a Notary Public if they are filing a Joint Petition for Divorce (1A).