The agency submission to PCW shall include: 8.2.1 A letter signed by the head of agency informing the PCW that the GFPS of the agency has accordingly reviewed the GPBs and GAD ARs; 8.2.2 The GPB and GAD AR of the mother or central office together with the individual GPBs and GAD ARs of its attached agencies, bureaus and regional offices; and 8.2.3 The list of agencies, bureaus and offices whose GPB and GAD AR are included in the submission, the names of agency heads and contact numbers of their respective GFPS Chairperson. 8.3 GPBs of attached agencies, bureaus and regional offices submitted directly to PCW shall be returned to their mother or central office for its review. The central office, in turn, shall inform its attached agencies, bureaus and regional offices that their GPBs have been returned to the central office for its review and submission to PCW. 8.4 Mother or central offices may opt to consolidate the GPBs of their attached agencies, bureaus and regional offices and include the consolidated GPB in their submission to PCW. 8.5 PCW shall acknowledge in writing receipt of the GPBs within two (2) working days. It shall then review and inform the agency of its comments or action on the GAD plans within fifteen (15) working days. If there are revisions to be made or questions to be answered about the submissions, the agency shall be given thirty (30) days to resubmit the GPB. Upon receipt and acceptance of the revised GPBs, PCW shall endorse all revised GPBs and return these to the different line departments or central agencies for their submission to DBM. 8.6 PCW shall endorse agency GPBs only under the following conditions: 8.6.1 if they are reviewed by the mother or central office; 8.6.2 if the requested revisions or additional information in answer to questions about the GPB are accepted by PCW within the prescribed deadlines; and 8.6.3 if they are accompanied by the GAD AR. 10