On polling day, the representatives of the parties, coalitions and nomination committee shall be bound to wear only distinguishing signs of a standard design endorsed by the Central Election Commission. Any representatives who wear any distinguishing signs other than those approved by the Central Election Commission or who do not wear distinguishing signs shall be excluded from the voting section by a decision of the section election commission. Any such decision may be disputed before the constituency election commission or the municipal election commission, which shall pronounce forthwith. The decision shall be unappealable.