If you cannot provide a signature or one that always looks the same, you may be able to apply for a postal vote signature waiver within the service.
Os na allwch ddarparu llofnod neu un sydd bob amser yn edrych yr un peth, efallai y gallwch wneud cais am hepgoriad llofnod pleidlais bost o fewn y gwasanaeth.​​​​