What is the general principle governing when a foot that uses one courtyard on the way to another restricts or does not restrict that courtyard?
Synopsis
The Shulchan Aruch states the explicit general rule: a foot forbidden in its own place restricts in other places; a foot permitted in its own place does not restrict in other places.
More in When Eruv Members Violate Shabbat
When three courtyards open into one another and to a public domain, and each outer courtyard made an eruv with the middle one but the outer ones did not make an eruv with each other — are the outer courtyards permitted to carry between themselves?
3 opinions
When three courtyards open into one another and the middle placed its eruv in each outer courtyard separately (in two different houses), versus placing both outer courtyards' eruvin in one house in the middle courtyard — does this affect whether the outer courtyards are permitted with each other?
4 opinions
When two courtyards are one inside the other (inner opens only to outer, outer opens to alleyway), each makes its own eruv, and one resident of the outer courtyard forgets to contribute to the eruv — is the inner courtyard affected?
3 opinions
When two nested courtyards each make their own eruv and one person from the inner courtyard forgets to contribute — are both courtyards forbidden?
3 opinions
When two nested courtyards make a joint eruv placed in the outer courtyard, and one resident (from either courtyard) forgets — are both forbidden?
4 opinions
When a single individual lives in the inner of two nested courtyards and two (or more) residents of the outer courtyard made an eruv among themselves — does the individual in the inner courtyard restrict the outer courtyard?
4 opinions
In three courtyards one inside the other, each with a single individual, and many have foot traffic through the outer — do the inner individuals restrict the outer courtyard?
3 opinions
In three nested courtyards, if two residents in the innermost courtyard fail to make an eruv — do they restrict the middle and outer courtyards?
3 opinions
Related from other topics
Does the saving restriction apply equally to all areas, or is there a distinction between courtyards and other houses within an eruv?
Caring for the Non-Critically Ill on Shabbat
May one save from a broken barrel to another courtyard or to another house sharing an eruv?
Eye Pain and Minor Ailments on Shabbat
If one's hand full of fruit is extended into the public domain (reshut harabim) below ten tefachim — having done so b'shogeg — may he return it to his own courtyard?
Walls and Partitions for Reshut HaYachid
If one's hand full of fruit is extended into the public domain below ten tefachim — having done so b'shogeg — may he extend it further into a different (adjacent) courtyard?
Walls and Partitions for Reshut HaYachid
If one's hand full of fruit is extended b'mezid (intentionally) into the public domain below ten tefachim, may he return it to his own courtyard?
Walls and Partitions for Reshut HaYachid
Where may the required pit be located — inside or outside the courtyard?
Courtyards and Shared Spaces
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.