The Land Public Transport Commission (Spad) is investigating an allegation that a bus driver had been ferrying SEA Games competitors without a necessary driving licence.

Spad chief executive officer Mohd Azharuddin Mat Shah said the bus driver's company has been summoned today to assist investigations.

"We have contacted the company. We have also placed our officers by the roads and main locations of SEA Games to ensure that all buses follow Spad’s policies and safety guidelines...