Mishneh Torah, Negative Mitzvot 1-365

Hook

Think the 613 mitzvot are a closed list? The Rambam shows how Rabbinic enactments are binding without "adding" to the Torah.

Context

The Rambam’s Mishneh Torah organizes all halakha. This excerpt, from his negative commandments, integrates new Rabbinic laws (e.g., Chanukah), building on the 613 mitzvot from his Sefer HaMitzvot.

Text Snapshot

"B. And there are other mitzvot that were innovated... by the prophets and sages... C. All these mitzvot... we must accept and observe them... and they are not an addition to the mitzvot of the Torah. D. But, if the court... establish a mitzvah as a law of correction... this is not considered an addition."

— Mishneh Torah, Negative Mitzvot 1-365 (https://www.sefaria.org/Mishneh_Torah%2C_Negative_Mitzvot_1-365)

Close Reading

Insight 1: Structural Distinction

Rambam separates Divinely commanded from Rabbinically innovated mitzvot.

Insight 2: "Not an Addition"

Rambam reconciles Rabbinic mandates with Torah's "do not add" (Devarim 13:1) by clarifying the source.

Insight 3: The Source of Authority

Sages ordain laws as "correction" (D), deriving authority from "not deviate" (Devarim 17:11), not direct divine command for these specific laws.

Two Angles

Rambam (and Kessef Mishneh) strictly differentiates Torah vs. Rabbinic prohibitions. Other views emphasize all halakha's divine origin via obedience to Sages, blurring who commanded what, but still affirming Rabbinic law as de facto divine.

Practice Implication

This framework builds confidence in Rabbinic mitzvot like Chanukah, as authorized extensions by Sages, adapting to times while faithful to divine mandate.

Chevruta Mini

Question 1

Does stating Sages can't say "God commanded X" diminish Rabbinic mitzvot's holiness?

Question 2

What are the dangers of overly zealous or overly cautious Rabbinic innovation?

Takeaway

Rambam illuminates Rabbinic mitzvot as a dynamic, authorized, and integral layer of the Torah's eternal system.