Dharma includes sankhare dhamma(conditioned dhammas) and visankhara dhamma(unconditioned dhamma, i.e. nibbana). The former is anicca, dukkha and anatta. The latter, which is nibbana, is not annicca and dukkha but also anatta.
Did I understand that correctly? (as you can see English is not my native language
Were it not for the Vinaya, and for those who continue to keep it alive to this day, there would be no Buddhism.