I-Peak Season Surcharge (PSS) yintlawulo yexeshana eyongezelelweyo eyongeziweyo abathwali abayisebenzisayo ngaphezulu kweereyithi ezisisiseko ngexesha leemfuno eziphambili ezifana neeveki eziphambi koNyaka oMtsha waseTshayina kunye nexesha lokuthumela ngenqanawa ngoSeptemba-Novemba ngaphambi kwexesha leholide yeKrisimesi.
Le ntlawulo idla ngokubizwa njengentlawulo emiselweyo ngephakheji nganye kodwa inokwahluka kakhulu phakathi kwabathwali, kwaye ngamanye amaxesha inokuyekwa okanye icuthwe ngexabiso eliphantsi.