An agency may not discriminate, on the basis of an individual’s disability, in hiring or through employment practices. An agency shall take into consideration or give preference to an individual’s status as a person with a disability in its hiring and employment practices, consistent with the requirements and obligations to protected classes under federal or State law, in accordance with any applicable rules promulgated by the Board of Estimates and the Civil Service Commission, and without violating any law or terms of any contract to which the City is a party, including a collective bargaining agreement. An agency shall attach information regarding the City’s disability hiring preference to each job posting.