Further claims could be based on the dormant commerce clause, Substantive Due Process, or the Equal Protection Clause.

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The CDA has most frequently been used as a defense against claims of defamation, but the broad immunity provided by the mighty CDA has also barred claims of false information, negligence, gross negligence, misrepresentation, invasion of privacy, misappropriation, fraud, breach of contract, unfair competition, emotional distress, nuisance, tortious interference with business relations, tortious interference with business expectancy, violation of civil rights, money laundering, threats, discriminatory statements, waste of public funds, nuisance, premises liability and denial of substantive due process.

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