(1) What is the definition of “substance abuse” for purposes of declaring a child a dependent under Welfare and Institutions Code section 300, subdivision (b)(1)? (2) Where a child is under the age of six, does a finding of parental substance abuse alone provide sufficient evidence to warrant juvenile court jurisdiction?

Review on this issue has also been granted with briefing deferred in:

• In re Kieran S. (B318672) [nonpub. opn.], review granted 9/13/2023 (S280993)