Kissing while fasting

Imam Abu Jafar (as)said: The kissing does not break the Fast.

[al Kafi, Volume no. 4]

It should be noted that it is disliked for a young man to engage in foreplay with his wife during fasting as it may result in ejaculation.¹

¹ Refer to al Kafi, Volume no. 4, page no. 104