Ripes and Rules that Don't have the Force of Law: These cases mainly deal with guidance documents. GDs are often held unripe for immediate review for two reasons 1) Documents do not cause immediate hardship, since by definition they are not legally binding. 2) Issues raised by the challenge are not fir for immediate review because the validity of the agency's position will be clarified by information about how it is applied in practice. Companies will argue: The agencies plan to enforce these policies// Agencies we actually don't know how we will enforce them. Reviews with the Force of Law tend to be reviewed immediately.