Section 1231.1 Of Article 2.5. Sworn Statements Regarding Gang-related Crimes From California Evidence Code >> Division 10. >> Chapter 2. >> Article 2.5.

. A statement is admissible pursuant to Section 1231 only if the proponent of the statement makes known to the adverse party the intention to offer the statement and the particulars of the statement sufficiently in advance of the proceedings to provide the adverse party with a fair opportunity to prepare to meet the statement.