So many news about T15. Who are they, really?

This is the news article: focusmalaysia.com This is the statement inside the article: “THE ultra-wealthy group, or T15, with household incomes exceeding RM13,000, is expected to no longer receive the RON95 fuel subsidy.” Additionally, it is estimated that only 3% of the population, or nearly one million people, fall into the T15 group. Full article here: focusmalaysia.com