From the general constitutions

The fraternity at the various levels

Definitive Provisions
Article 59

If anyone is convinced that he or she has been wronged by a measure adopted, that person may appeal within three months to the council above the one that adopted the decision in question and, in successive cases, to further levels all the way up to the Presidency of the International Council of the SFO and, in the final instance, to the Holy See.

Article 60

What is said in these Constitutions with respect to the local fraternities is valid, the the extent that it is applicable, for the personal fraternities also.