6 canonical passages across 4 cases, quoted by 35 opinions in total. These passages cluster together because the same opinions keep quoting them side by side — they state parts of one doctrine. The anchor passage is from Katz v. City of New York.
| # | Case | Flag | Canonical passage | Citers |
|---|---|---|---|---|
| 1 | Katz v. City of New York Anchor | green | “limits the city's duty of care over municipal streets and sidewalks by imposing liability only for those defects or hazardous conditions which its officials have been actually notified exist at a specified location” | 11 |
| 2 | Katz v. City of New York | green | “prior written notice of a defect is a condition precedent which plaintiff is required to plead and prove to maintain an action against the city” | 11 |
| 3 | Katz v. City of New York | green | “administrative code of the city of new york 7-201(c) limits the city's duty of care over municipal streets and sidewalks by imposing liability only for those defects or hazardous conditions which its officials have been actually notified exist at a specified location” | 4 |
| 4 | Rodriguez v. City of New York | green | “a big apple map submitted to the department of transportation may serve as prior written notice of a defective condition” | 3 |
| 5 | D'Onofrio v. City of New York | green | “it does so through maps on which coded symbols are entered to represent defects” | 3 |
| 6 | Farrell v. City of New York | green | “transitory conditions present on a roadway or walkway such as debris, oil, ice, or sand have been found to constitute potentially dangerous conditions for which prior written notice must be given before liability may be imposed upon a municipality” | 3 |
A red or yellow flag on a member means the underlying case has negative treatment — for those, check the case page before relying on the passage.