Shulchan Arukh, Orach Chayim 495/שולחן ערוך·אורח חיים תצ״ה

1Which work is forbidden on Yom Tov. Containing 4 paragraphs.All work that is forbidden on Shabbos is forbidden on Yom Tov, except for work of preparing food, and except for carrying and igniting, and also preparation for preparing food that was not able to be done the day before.

2Harvesting produce, grinding, picking grapes, squeezing and trapping; even though they are melachos involved in preparing food, were forbidden to be performed by the Sages

3One does not place a burden on an animal on a festival.

4Regarding muktza, even though it is permitted on Shabbos, Chazal were more stringent on Yom Tov and prohibited it. Rema: There are those who lenient regarding muktza even on Yom Tov but nolad is prohibited according to this opinion, even on Shabbos. Any muktza which is not an animal, for example, a storehouse of fruit or wood, it is sufficient to declare that one will take from that place on Yom Tov and it is not necessary to mark it. This type of preparation may be done on the first day of Yom Tov for the second day of Yom Tov