The Information Machine
Concluded·Day 2·in the edition since 10 Sep 2026·5 sources·updated 11 Sep 2026

NYC and LA student AI restrictions

The gist

NYC and LAUSD Ban Student AI as OECD Survey Links Use to Lower Scores

The restrictions cover over 1 million K-12 students in the two largest US school districts and extend to law school classrooms. OECD survey data associating AI use with lower academic performance provides institutions empirical grounding for restrictions.

The full picture

NYC banned student-facing AI in all K-8 classes for the 2026-27 school year, while permitting a limited set of approved AI tools for high schoolers. Schools Chancellor Kamar Samuels and Mayor Zohran Mamdani announced the policy on September 2, 2026. LAUSD blocked generative AI for students on district devices; teachers retain access, and Google AI Overviews remain available because Google does not offer administrators a complete off switch. LA's restriction reportedly covers all K-12 grades, a broader scope than NYC's policy, though no primary policy document or official district statement has been independently verified for the LA ban. Together the two districts affect over 1 million students. University of Chicago Law School is piloting a ban on electronic devices in core first-year classes starting fall 2026, effectively removing AI from foundational legal instruction, and Berkeley Law's default policy, effective summer 2026, bars AI from conceptualizing, outlining, drafting, revising, translating, or editing work submitted for academic credit. An OECD survey of over 760,000 students in 91 countries found that students who do not use AI perform better academically than those who do. Harvard dean David Deming argued colleges should accept or encourage AI for assignments that cannot fit within a proctored exam window; critics counter that encouraging AI suppresses development of underlying skills. Twenty-two US states plus Washington DC have mandated bell-to-bell phone bans in schools.

How it developed
10 September 2026

LAUSD blocked students from generative AI on district devices while teachers retain access, and Google AI Overviews remained reachable because Google offers no administrator-level off switch.

A 2025 randomized Harvard study of 194 physics students found a carefully designed AI tutor more than doubled median learning gains over active-learning instruction; Harvard dean David Deming argued colleges should accept AI for non-proctored work, saying it avoids 'the AI-detection business because it damages trust between faculty and students'.

First in the edition · 10 September 2026
9 September 2026

New York City banned student-facing AI in all K-8 classes for 2026-27, with limited approved tools for high schoolers, announced September 2 by Schools Chancellor Kamar Samuels and Mayor Zohran Mamdani; Los Angeles reportedly enacted a broader K-12 ban around September 6, though no official district document has confirmed it.

The two districts together cover over 1 million students. An OECD survey of more than 760,000 students across 91 countries found that students who do not use AI perform better academically than those who do.

7 September 2026

University of Chicago Law School and Berkeley Law AI restrictions reported

3 September 2026

LAUSD blocked generative AI for students on district devices; teachers retain access

Sources
Semafor Technology
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