Questions connected to laws that were instituted by the Rabbis (not Biblical).

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1answer
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WHAT IS THE LOGIC?

The gezaira of Raba is that when Purim Sukkos or Rosh hashana fall out on shabbos. we do not blow shofar or shake lulav or read the meggila. Why? Because we are worried that he may not know what to ...
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2answers
127 views

Why do the seder on shabbos?

When Purim that falls out on shabbos we do not read the Meggila. When Rosh hashana falls out on shabbos we dont blow shofar. When Succos is on shabbos we dont shake lulav. Why? because of Takana ...
2
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1answer
54 views

Does the command to heed the sanhedrin apply today?

In the times of the Sanhedrin (High Court in Temple times) there was a commandment to heed their words (Deut. 17:11). According to the law which they shall teach you, and according to the judgment ...
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0answers
50 views

Machlokes Deoraisa vs Muttar - non-Jew vs Jew

If one Rav paskens somemthing is Asur Deoraisa and another Paskens totaly mutar, beshas hadechak is it better to get a non jew to do it or a jew whose rav holds its muttar? For example, if a certain ...
3
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2answers
39 views

Relative status of biblical and rabbinic transgressions

In the opening chapter of Sefer Tanya, the rebbe notes that failure to perform a positive biblical commandment is worse than performing a rabbinic transgression. In his words: “Even one who ...
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2answers
397 views

How do I repeal rabbinic laws? Who to contact? What is the process? [closed]

How do I repeal rabbinic laws? Who to contact? What is the process? Please give me specific names and direct contact information. I need real decision makers who can really change the laws. Online or ...
3
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2answers
92 views

Are Magna-Tiles allowed on Shabbat?

There is a Rabbinic prohibition on constructing a temporary canopy (ohel arai; see e.g. Shabbath 137b) a tefach or greater with walls that are also a tefach or greater. Considering that this is ...
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0answers
22 views

How does a chiyuv due to chinuch work? [closed]

We frequently see statements in halacha like "the minor's obligation to do the mitzva is only rabbinically imposed (mid'rabanan), because it's only because of chinuch (=the obligation to educate one's ...
4
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2answers
76 views

Is it Halachically permissible to use tefillin peshutim if one cannot afford better tefillin?

I would like to buy my first Tefillin. I was raised in a semi-secular household, and thus do not own a pair of my own. However, being a student, I am tight with my money. I understand that there is ...
7
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2answers
129 views

What is the basis that allows Rabbis to create laws?

I understand that the Torah gives instructions to obey Judges for legal cases and questions, but what is the basis that Rabbis have for creating new laws, such as for celebrating Chanukah with a ...
0
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1answer
69 views

Are nedarim considered Biblical or Rabbinic laws?

If you make a neder (a personal vow), is following it considered a matter of Biblical (d'oraysa) or Rabbinical (d'rabbanan) law? Please bring sources.
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0answers
44 views

Is the concept of Safek D'oraisa l'chumra relevant when dealing with a machlokes d'oraisa / d'rabbanan? [duplicate]

There are cases where Rishonim disagree as to whether a particular law is from the Torah or a Rabbinical decree. In such cases, must one be strict due to the possible violation of a Torah prohibition? ...
1
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0answers
150 views

Are there Published Legal Defenses Resolving Objections Against Rabbinic Authority?

Are there Rabbinic "apologetic or polemic works" that focus only on the rational validity, and logical objections raised by other Jews1 -- against: (1.) the Rabbinate's authority in Judaism over other ...
3
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0answers
46 views

Is lighting a new flame on Yom Tov a Biblical or Rabbinic prohibition?

Is lighting a completely new fire on Yom Tov a Biblical or a Rabbinic prohibition? Please cite your sources.
1
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0answers
48 views

Should driving be permitted on Yom Tov for a choleh she-ein bo sakanah?

Since hav'arah (i.e. sparking a new fire) is only de-rabbanan on yom tov (according to some opinions), should there be more halakhic leeway for driving to obtain medical care on a holiday (not on ...
3
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2answers
66 views

Source for Rabbis being able to say not to do a Deoriata

What is the source for Rabbis being able to say that one is not allowed to do a mitzvah deorita? Examples that come to mind are blowing shofar on Rosh Hashana on Shabbat, lulav on Sukkot (at least ...
3
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1answer
82 views

Queen Heleni was married to her brother--but I thought she kept all the derabanans

According to Wikipedia, Heleni HaMalkah was married to her brother. Since she was a convert to Judaism, on a Torah level, her familial relationships were severed. However, as far as I know, there is ...
2
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3answers
99 views

What does Exodus 21:28 mean if an Oral Torah was given at Sinai?

One of the claims Rabbinic Judaism makes is that Oral Torah contains instructions for how to "properly slaughter" animals. The laws of shechitah are not in the Written Torah, yet one of the proofs for ...
2
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0answers
28 views

Shinui and Shemittah: Is there such a thing?

I don't remember the exact words used in the pesukim to describe shemittah, but I do remember that it uses a very similar lashon to shemirat Shabbat. As in, it is forbidden to work the land because of ...
2
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1answer
79 views

Explanation of Mishna in Shabbat

The Mishna in Shabbat (1: 7) states that: בֵּית שַׁמַּאי אוֹמְרִים, אֵין מוֹכְרִין לַנָּכְרִי וְאֵין טוֹעֲנִין עִמּוֹ וְאֵין מַגְבִּיהִין עָלָיו, אֶלָּא כְּדֵי שֶׁיַּגִּיעַ לְמָקוֹם קָרוֹב. וּבֵית ...
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3answers
253 views

Doesn't gezera affect the Torah?

I was reading a book about Judaism and I noticed that there is a concept called "Gezera" or "Takana", which means an amendment in Jewish law. According to this book, gezera can occur when the ...
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0answers
103 views

Understanding how halacha & mitzvot are derived

Since this isn't getting a lot of traction maybe I should approach the question differently. I know that mitzvot can be divided into two basic categories, d'rabbanan and d'oriata. Of the mitzvot ...
3
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1answer
87 views

Rabbinical violations that are punishable by death?

Are there any rabbinical violations that carry the punishment of kareit (or other death penalty)? I'm wondering because of this answer--which suggests that the prohibition on relations with a ...
2
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0answers
23 views

Why did the Rabbis make a decree for Yovel?

Rambam (Hilchos Tefila 2:8) says that בד"א ביום צום של כל שנה ושנה אבל ביום צום של שנת היובל מתפלל תפלת המוספים תשע ברכות כמו שהתפלל במוסף ראש השנה והם אותן הברכות עצמן לא פחות ולא יותר ואין ...
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2answers
135 views

Seven Mitzvos D'Rabanan

I heard there are 620 letters in the Aseres Hadibros which corresponds to the 613 Mitzvos of the Torah and 7 Mitzvos D'Rabanan. What are the Seven Mitzvos D'Rabanan - שבע מצוות דרבנן? Is there a easy ...
3
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3answers
136 views

Torah Study Of Rabbinic Laws

Does one fulfill the Biblical precept to study Torah while studying Rabbinic precepts? R. Mordechai of Vilna writes that one does not. Are there disputants? Please answer with exact sources or ...
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5answers
2k views

Should a non-Orthodox Jew wear tzitzit or not?

It seems obvious to me that in general it’s better to keep more mitzvot rather than fewer, but wearing tzitzit seems like a special case. I’ve asked rabbis in my community about this, but I want to ...
8
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1answer
161 views

Precedent for Forbidding Conversion

The Syrian community has a Takkanah in place which bars conversion. In addition to forbidding conversion under their own auspices, they also "Never accept a convert or a child born of a convert", as ...
7
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1answer
97 views

Pikuach Nefesh and different levels of Halacha

Here's a theoretical: if someone has to save a life and has two equally easy options, both of which violate halacha, one d'oraita and one d'rabbanan. Should he choose the d'oraita or the d'rabbanan?
2
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1answer
91 views

Why don't we wear tefillin on Yom Tov sheni?

In Hilkhoth Tefillin 4:10, the Rambam states the basic and well-known halakhah that "...shabbathoth wi-yamim tovim enan zeman tefillin..." (Translation: "Shabbat and Yom Tov are not times for ...
7
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1answer
200 views

Why is Shmita only Rabbinic nowadays?

I was reading up on Heter Iska and it said that Shmita and Shmitat Kesafim are only Rabbinic today. Why do the Biblical laws no longer apply?
5
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1answer
102 views

Understanding the difference between shevus and gezeirah

I know that, in general, there is a difference in strictness between the two categories of protective measures, but am having difficulty in explaining the difference between the two.
12
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1answer
1k views

Are there jews not following the rabbinic laws?

Trying to learn about Judaism more I have been reading this StackExchange for the past few months. As a non-Jew using the correct terminology is a bit hard, so please do feel more than free to edit ...
2
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1answer
214 views

Translation of 'Takana'

What would a fitting colloquially accepted translation of the word takana be? Assuming we are dealing of course with a rabbinic decree and so as to convey the intent as apposed to 'gzeira', 'syag', ...
13
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1answer
339 views

Why don't Rabbinic fasts end by Ben Hashmashot?

There's a doubt in the Gemara when the new day starts, at sunset or at three stars (Ok, and there's Rabbi Yossi's opinion). When it comes to Shabbos (or any other biblical time), we have to be strict ...
6
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1answer
154 views

Why are we bound to rabbinic laws?

I know that one of the reasons given for our being limited by miderobonon laws is explained in Masechet Shevuot, 39a which says as follows (lifted from dafyomi.co.il) i. "Asher Yeshno Po ...
5
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1answer
53 views

Medicines v. Spices on Shabbos

Medicines are forbidden on shabbos for the non-critically ill because in the old days, they had to be ground with a pestle beforehand. Must not spices also be ground? How come spices are not also ...
2
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1answer
112 views

The levels in kashrut

If a piece of a biblically forbidden food (such as a piece of pork), falls into a bowl of meat. We all know the rule, it's batul bshishim. How about a piece of food which is only rabbinically ...
1
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1answer
114 views

What is Ezra's Immersion / טבילת עזרא

What is Ezra's Immersion / טבילת עזרא and: Why was it canceled? How was it canceled?
2
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0answers
93 views

Is a triple shvus allowed?

Is there a concept of shvus dishvus with an added shvus making it a rabbinic prohibition 3 times removed. For example if it's yom tov sheini, and the action is rabbinic such as Nolad (turning on a ...
5
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1answer
136 views

Rabbinical suppport for reducing noise at weddings

There is a verse in Devarim (Deut) - Don't recall exact location that says "Watch your lives very carefully". From here we learn that we must do what we can to preserve our health. So, I'm wondering ...
2
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2answers
59 views

Nazir: shaving on the start of the vow

I read that a nazir would shave his hair just prior to taking the vow because of a decree of the sages. Is it true? What is the source for this information?
2
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2answers
152 views

Why do we make blessings on mitzvot d'rabbanan at the second seder?

As far as I know mitzvot such as eating marror or saying hallel at the Pesach seder are only rabbinic (the marror was biblical previously but I am told that is no longer so). If this is the case and ...
2
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1answer
74 views

May one violate a derabonon to preform a Bris

May one violate a rabbinic prohibition (such as carrying a knife in a Karmilis on Shabbos) in order to perform a Bris Milah? (A Karmilis is a domain which a person can't carry stuff into or from a ...
3
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1answer
54 views

Halachic categorization of safek dioraisa…

Is the dictum of safek dioraisa l'chumrah (and its inverse safek d'rabanan l'kulah) a principle from the Torah, or a din d'rabanan? How does this change how we react in these sefeikah situations?
3
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2answers
192 views

What is the punishment for Patur Aval Issur?

If one does something on Shabbos, say, that is patur aval issur (like an act of destruction) what is the punishment? I know that Beis Din (court) does nothing, but are there any sources for what the ...
2
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1answer
174 views

Anti-libertarian-ism in Chazal

Most of the halachos of Choshen Mishpat have to do with one person's responsibilities viz-a-viz another person's rights. However, there is at least one halacha of which I am aware where Chazal told ...
2
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2answers
573 views

How was Tevilas Ezra effective in limiting conjugal relations?

Many go to mikve (perform ritual immersion) every morning. One reason for this is voluntary continuation of a cancelled decree, Tevilas Ezra, meant to limit conjugal relations by requiring immersion ...
4
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4answers
100 views

Biblical versus rabbinic transgressions

Does the distinction between biblical versus rabbinic transgressions have implications or consequences today? In the past, the punishment for them was different I believe.
4
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1answer
134 views

The Abolition of Vidui Ma'aser

Deuteronomy 26:12-15 details a confession that must be recited on the final yontef of Pesach, both on the fourth and on the seventh years of the agricultural cycle, at such a time as there is a temple ...