(1) The transmittal envelope shall be in substantially the same form as prescribed by the secretary of state.

(2) The words "OFFICIAL BALLOT - DO NOT DELAY" and the full official return address of the election administrator conducting the election shall appear on the face of the envelope. The flap side of the envelope may have "VOTE AND RETURN PROMPTLY" printed in large type.

(3) The transmittal envelope may be a window envelope so that the name and address on the enclosed return/verification envelope is visible.

(4) Addressing the transmittal envelope to the proper elector is not a substitute for also affixing the elector's name and address to the return verification envelope.