Recommendation 35 (Polling, Counting and Publication of Results) Pakistan 2008
http://aceproject.org/ero-en/regions/asia/PK/pakistan-final-report-national-and-provincial-2/at_download/file
Compilation and consolidation should be merged into one process. This would require the validity of ballots to be determined by presiding officers during the count at the polling station, and the deadline for receipt of postal ballots to be the scheduled for the close of polling on election day (for immediate inclusion in the constituency aggregation on election night).