Maine Revised Statutes Title 18-C. Probate Code § 2-213. Waiver of right to elect and of other rights

1. Waiver of election and statutory benefits. The right of election of a surviving spouse and the rights of the surviving spouse to homestead allowance, exempt property and family allowance may be waived, wholly or partially, before or after marriage, by a written contract, agreement or waiver signed by the surviving spouse.

2. Waiver not enforceable. A surviving spouse's waiver is not enforceable if the surviving spouse proves that:

3. Unconscionability. An issue of unconscionability of a waiver is for decision by the court as a matter of law.

4. Waiver of “all rights.”Unless it provides to the contrary, a waiver of “all rights,” or equivalent language, in the property or estate of a present or prospective spouse or a complete property settlement entered into after or in anticipation of separation or divorce is a waiver of all rights of elective share, homestead allowance, exempt property and family allowance by each spouse in the property of the other and a renunciation by each of all benefits that would otherwise pass to the spouse from the other by intestate succession or by virtue of any will executed before the waiver or property settlement.