Negative commandment · Lo Ta’aseh #131 of 613
To not eat notar
שלא לאכול נותר
The verse · Vayikra 19:8
וְאֹכְלָיו עֲוֺנוֹ יִשָּׂא כִּי־אֶת־קֹדֶשׁ ה׳ חִלֵּל וְנִכְרְתָה הַנֶּפֶשׁ הַהִוא מֵעַמֶּיהָ
“Therefore everyone that eats it shall bear his iniquity, because he has profaned the hallowed thing of the Lord: and that soul shalt be cut off from among his people.”
The Rambam’s words
Not to eat sacrificial meat that has remained past the limits allotted for its consumption, as [Leviticus 19:8] states: "One who eats it shall bear his guilt,... his soul will be punished by karet."
שלא לאכול נותר, שנאמר "ואוכליו עוונו יישא . . . ונכרתה הנפש ההיא, מעמיה" (ויקרא יט,ח).
Who & when
“And this prohibition is practiced at the time of the [Temple] by males and females.”
Where in the Mishneh Torah
Hilchot Sacrifices Rendered Unfit הלכות פסולי המוקדשין