On Jan. 1, 2023, a New York City ordinance, Local Law Int. No. 1894-A, will make it unlawful for employers to use artificial intelligence, or other data-driven tools, to help select which employees to hire or promote, no matter how accurately these selection tools have performed, unless those tools are certified as "unbiased" according to an unspecified standard. The evidence justifying this requirement is scant, and it will likely hurt the people it intends to help.