On January 23, 2017, Philadelphia Mayor Kenney signed the Wage History Ordinance into law, making Philadelphia the first major U.S. city to make it illegal for employers to inquire about a potential employee’s salary history. Employers have 120 days to comply as the bill will be effective as of May 23, 2017. As discussed here

In October 2015, New York amended its equal pay law making it unlawful for an employer to prohibit employees from inquiring about, discussing, or disclosing their wages or the wages of other employees.  N.Y. Lab. Law § 194(4).  The law reflects the belief that if employees can openly discuss their wages (including knowledge regarding the