The Union alleged that HHC violated NYCCBL § 12-306(a)(1), (4), and (5) by unilaterally changing employee compensation for working on holidays. HHC argued that the Union failed to demonstrate the existence of a practice because HHC did not have the requisite actual or constructive knowledge of the practice and that the supervisors at issue lacked the authority to bind HHC. The Board found that HHC had unilaterally changed doctor‟s compensation, a mandatory subject of bargaining. Therefore, the improper practice petition was granted. (

9-OCB2d-2-f9M.pdf