Contracts I

Restatement Third of Restitution § 28


Unmarried Cohabitants

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  1. If two persons have formerly lived together in a relationship resembling marriage, and if one of them owns a specific asset to which the other has made substantial, uncompensated contributions in the form of property or services, the person making such contributions has a claim in restitution against the owner as necessary to prevent unjust enrichment upon the dissolution of the relationship.
  2. The rule of subsection (1) may be displaced, modified, or supplemented by local domestic relations law.