; and (II) 90 minutes of child welfare practice training that is evidence-based and trauma-informed. (c) Presumptions The presumptions described in this subsection are the following: (1) Family unity There shall be a strong presumption in favor of family unity. (2) Siblings To the maximum extent practicable, the Secretary shall ensure that sibling groups remain intact. (3) Detention There is a presumption that detention is not in the best interests of families and children. (d) Required policy for locating separated children (1) In general Not later than 180 days after the date of the enactment of this Act, the Secretary shall publish final public guidance that describes, with specificity, the manner in which a parent or legal guardian may locate a child who was separated from the parent or legal guardian under subsection (a)(1). (2) Consultation In developing such public guidance, the Secretary shall consult with the Secretary of Health and Human Services, immigrant advocacy organizations, child welfare organizations, and State child welfare agencies. (3) Written notification The Secretary shall provide each parent or legal guardian who was separated from a child under subsection (a)(1) with written notice of such public guidance. (4) Language access Such public guidance shall be— (A) available in English and Spanish; and (B) at the request of the parent or legal guardian, made available in the language or manner that is understandable by the parent or legal guardian. (e) Required information for separated families Not less frequently than monthly, the Secretary shall provide the parent or legal guardian of a child who was separated— (1) a status report on the monthly activities of the child; (2) information about the education and health of the child, including any medical treatment provided to the child or medical treatment recommended for the child; (3) information about changes to the immigration status of the child