Subsidiaries can be retroactive to a month.Logical formLearned from2 sentences. A tariff can be retroactive.Logical formLearned from2 sentences. A law can be retroactive to a month.Logical formLearned from2 sentences. A retroactive immunity can be for a lawbreaking.Logical formLearned from2 sentences. Challenges can be retroactive.Logical formLearned from2 sentences. A (pay hike) can be retroactive to a month.Logical formLearned from2 sentences. A warrant can be retroactive.Logical formLearned from2 sentences. A (court ruling) can be retroactive.Logical formLearned from2 sentences. Looks can be retroactive.Logical formLearned from2 sentences. Bans can be retroactive.Logical formLearned from2 sentences. A move may be made retroactive to a month.Logical formLearned from2 sentences. A law may be made retroactive.Logical formLearned from2 sentences. A retroactive law may violate a criminal code.Logical formLearned from2 sentences. (Pay rises) can be retroactive.Logical formLearned from2 sentences. A formula can be retroactive.Logical formLearned from2 sentences.