Number of Pesukim

7. Shabbos. On Shabbos, when there are seven aliyos, no less than 21 pesukim may be lained, unless a topic ends earlier (אבודרהם שם).

8. Yom Tov. On Yom Tov, when there are five aliyos, it is enough to lain 15 pesukim (רמ''א או''ח סי' רפ''ד ס''א).

9. Fast day. On fast days, when there are three aliyos, it is enough to lain nine pesukim (שיירי כנה''ג בהגה''ט סק''א).