Is cutting hair on Erev Shabbat obligatory, and may it be done on Thursday?

ShabbatErev Shabbat Preparations

Synopsis

The Rema establishes that cutting one's hair is a mitzvah when it has grown long. Authorities debate whether Thursday haircuts fulfill the mitzvah and whether Friday is strictly required.

Early Acharonim
Late Acharonim
Lenient
Strict
Lesser cited
Major authority

Discussion

Discussion coming soon.

The Daily Law

One question. Every opinion. Every morning.

A new halakhic question and the full spectrum of rabbinic thought, delivered daily.