The consumption period will begin upon your next data usage/consumption eg when you purchase Data Package SP D1 (20GB) it will be stored in your Season Pass account, it will only be deducted once you have commenced with NEW data activation (daily, weekly, or monthly data plan).
*XOX Prepaid subscribers (#prepaidplus, High Speed Pack, Penang #1758, United Pack, XOX XinXun plan, ONEXOX, ONEMusic) have to follow current data subscription command i.e. DATA FAT1, DATA FAT2, DATA FAT5, DATA FAT10.
NOTE: Current Data Promo package is NOT allowed to consume from Season Pass. Once you activate Data Promo, it will deduct from your airtime as per normal behaviour.