When they are attained

The results of Stream-Enterer, Leaper Once-Returner, and Leaper Non-Returner are attained simultaneously with the sixteenth instant of the path of seeing, i.e. the subsequent knowledge in relation to paths - depending on abandoning 0-5th, the 6th, or the 9th Desire Realm afflictions prior to the path of seeing, respectively.

The results of Gradualist Once-Returner and Gradualist Non-Returner are attained simultaneously with having abandoning the sixth and ninth Desire Realm afflictions, respectively.

The result of Foe-Destroyer is attained simultaneously with having abandoned the ninth Peak of Existence affliction.

Up a level: Results of the Way of the Śramaṇa