Just seconds after he touched on his myki and discovered the card had expired, Mike Smith was slapped with a $237 fine.

"Who even knows that myki cards expire?" he said.

Mike Smith was fined for using an expired myki card. Credit:Luis Enrique Ascui

Mr Smith had not used his myki card in a while when he stepped on the 57 tram at Newmarket in May last year.

When he touched on, a message flashed up on the myki reader saying the card had expired.