What contracts cannot be disaffirmed?

Certain contracts cannot be disaffirmed, such as those involving essential services like healthcare or education, where disaffirmation could disrupt necessary support. Additionally, contracts made by individuals who are legally competent, such as adults, and those that are fully executed (completed) typically cannot be disaffirmed. Contracts related to the sale of real estate also generally cannot be disaffirmed once they are finalized. Lastly, contracts made by minors may be disaffirmed, but those involving necessities, such as food and shelter, cannot be disaffirmed.