E222 purchase order (Java)

An E222 Purchase Order is a digital document used to initiate the purchase of Schedule II controlled substances in compliance with DEA (Drug Enforcement Administration) regulations. It is part of the CSOS (Controlled Substance Ordering System) and serves as the electronic equivalent of the traditional DEA Form 222. The E222 Purchase Order contains a DEA-issued digital certificate that authenticates the buyer’s identity, verifies compliance with controlled substance regulations, and confirms the order is within permitted quantity limits.

The E222 Purchase Order Java message meets strict regulatory requirements while enabling secure, paperless ordering between authorized trading partners.

• Message Type: MPC_E222_PURCHASE_ORDER

• X12 Format: E222PURCHASEORDER

• Transform Names:

  • B2B_Java_E222_BinaryToBase64_IB_V1

  • B2B_Java_E222_Base64ToBinary_OB_V1

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