Rambam on Noahide Laws part 6

The Laws given in the Torah that apply to all humanity. Part six; Aspects of Torah study that are prohibited and permitted for non Jews. The prohibition of innovating religious activity, such as making a Shabbos. Allowance for a non Jews wishing to fulfill a mitzvot for the purpose of the reward. Offerings and charity given by a non Jew. Setting up of courts for non Jews living in Israel. Non Jewish cases tried in Jewish courts. as presented in Rambam's Laws of Kings chapters 8-10