Omnibus Election Code
Section 136. Challenge of right to register. - Any person applying for registration may be challenged before the board of election inspectors on any registration day be any member, voter, candidate, or watcher. The board shall then examine the challenged person and shall receive such other evidence as it may deem pertinent, after which it shall decide whether the elector shall be included in or excluded from the list as may be proper. All challenges shall be heard and decided without delay, and in no case beyond three days from the date the challenge was made.
After the question has been decided, the board of election inspectors shall give to each party a brief certified statement setting forth the challenge and the decision thereon.