Iowa Code § 124B.4
1. At least twenty-one days prior to the delivery of a precursor substance to a recipient, the vendor shall submit a report of the transaction to the board. The report must contain the identification information specified under section 124B.3. However, if regular, repeated transactions of a particular precursor substance occur between the vendor and the recipient, the board may authorize the vendor to report the transactions monthly if either of the following conditions exists:
90 Acts, ch 1251, §13 C91, §204B.4 C93, §124B.4
Referred to in §124B.6