; (F) take into account staffing levels recommended by specialty nursing organizations; (G) establish upwardly adjustable minimum ratios of direct care registered nurses to patients for each unit and for each shift of the hospital, based upon an assessment by registered nurses of the level and variability of intensity of care required by patients under existing conditions; (H) take into account unit and facility level staffing, quality and patient outcome data, and national comparisons, as available; (I) ensure that a registered nurse shall not be assigned to work in a particular unit of the hospital without first having established the ability to provide professional care in such unit; and (J) provide for exemptions from some or all requirements of the hospital-wide staffing plan for nursing services during a declared state of emergency (as defined in subsection (l)(1)) if the hospital is requested or expected to provide an exceptional level of emergency or other medical services. (2) Limitation A hospital-wide staffing plan for nursing services developed and implemented under this section— (A) shall not preempt any registered-nurse staffing levels established under State law or regulation; and (B) may not utilize any minimum number of registered nurses established under paragraph (1)(G) as an upper limit on the nurse staffing of the hospital to which such minimum number applies. (d) Reporting and release to public of certain staffing information (1) Requirements for hospitals Each participating hospital shall— (A) post daily for each shift, in a clearly visible place, a document that specifies in a uniform manner (as prescribed by the Secretary) the current number of licensed and unlicensed nursing staff directly responsible for patient care in each unit of the hospital, identifying specifically the number of registered nurses; (B) upon request, make available to the public— (i) the nursing staff information described in subparagraph (A)