Thus, the ESRB system used in the United States is the de facto rating system used in the Philippines , although there have been attempts at formulating an independent local rating system. The Board also does not rate literature. The chairman, the vice-chairman and the other 30 Board members compose the Board. Each one holds office for a term of one year but may be reappointed after the expiration of their term. Rachel Arenas is the current Board chairman appointed since January Certain portions of the film, especially the portions with regard to the EDSA Revolution , were deemed by the MTRCB to be inciting political rebellion, a charge denied by the producers of the documentary.