# Transmission of price sheet A of MSB from MSB to NB and LF — MSB view The MSB transmits its electronic price sheet A to the NB or LF if the NB or LF does not have the electronic price sheet A or if at least one price component of price sheet A has changed. ## Process flow from the perspective of the MSB \nSystem diagram: Übermittlung Preisblatt A des MSB vom MSB an NB und LF — view of MSB\n\n\nCustomer backend system\n\nMACO APP · MSB\n\nMarket partner\n\n\n\nProcess trigger received\n\nSTART_VERSAND_PREISBLA\nTT_IMS\n\nAPI\n\n1. Preisblatt A des MSB\n\n\nNB\n\nAS4\n27002\n\nUpdate transaction\n\n\nUpdate process data\n\nAPI\n\nProcess trigger received\n\n\nSTART_VERSAND_PREISBLA\nTT_IMS\n\nAPI\n\n2. Preisblatt A des MSB\n\n\nLF\n\nAS4\n27002\n\nUpdate transaction\n\n\nUpdate process data\n\nAPI\n"} gesamt={"\nSequence diagram: Übermittlung Preisblatt A des MSB vom MSB an NB und LF — view of MSB\n\n\nBackend (customer)\n\n\nMACO APP · MSB\n\n\nNB\n\n\nLF\n\n\nSTART_VERSAND_PREISBLATT_IMS\nTrigger event\n\n1. Preisblatt A des MSB\nAS4 · PI 27002\n\nUpdate transaction\nUpdate process data\n\nSTART_VERSAND_PREISBLATT_IMS\nTrigger event\n\n2. Preisblatt A des MSB\nAS4 · PI 27002\n\nUpdate transaction\nUpdate process data\n"} titel="MSB" /> ## Process steps ### Price sheet A of the MSB
**Check identifiers** - [27002](/en/schnittstellen/202610/pruefi/PRICAT/PI_27002) — Price sheets for MSB services · AS4
**Flow**
  1. **Prozessauslöser** [`START_VERSAND_PREISBLATT_IMS`](/en/api/202610/ausloeser-msb/start-versand-preisblatt-ims) \"\n }\n }\n ]\n },\n \"transaktionsdaten\": {\n \"absender\": {\n \"marktrolle\": \"\",\n \"rollencodenummer\": \"\"\n },\n \"empfaenger\": {\n \"marktrolle\": \"\",\n \"rollencodenummer\": \"\"\n },\n \"kategorie\": \"\",\n \"pruefidentifikator\": \"\",\n \"sparte\": \"\"\n },\n \"zusatzdaten\": {\n \"eventname\": \"START_VERSAND_PREISBLATT_IMS\",\n \"prozessId\": \"\"\n }\n}"} security={[{"bearer": []}]}>Ausprobieren The backend triggers this step with this event.
  2. Message to **NB** · AS4
  3. **Write endpoint** - Transaction updated — [Update process data](/en/api/202610/backend-schreiben-msb/updateprocessdata#prozessdaten-aktualiseren) `POST /updateProcessData` Try it out Updates the existing transaction in the backend once the message has been created.
### Price sheet A of the MSB
**Check identifiers** - [27002](/en/schnittstellen/202610/pruefi/PRICAT/PI_27002) — Price sheets for MSB services · AS4
**Flow**
  1. **Prozessauslöser** [`START_VERSAND_PREISBLATT_IMS`](/en/api/202610/ausloeser-msb/start-versand-preisblatt-ims) \"\n }\n }\n ]\n },\n \"transaktionsdaten\": {\n \"absender\": {\n \"marktrolle\": \"\",\n \"rollencodenummer\": \"\"\n },\n \"empfaenger\": {\n \"marktrolle\": \"\",\n \"rollencodenummer\": \"\"\n },\n \"kategorie\": \"\",\n \"pruefidentifikator\": \"\",\n \"sparte\": \"\"\n },\n \"zusatzdaten\": {\n \"eventname\": \"START_VERSAND_PREISBLATT_IMS\",\n \"prozessId\": \"\"\n }\n}"} security={[{"bearer": []}]}>Ausprobieren The backend triggers this step with this event.
  2. Message to **LF** · AS4
  3. **Write endpoint** - Transaction updated — [Update process data](/en/api/202610/backend-schreiben-msb/updateprocessdata#prozessdaten-aktualiseren) `POST /updateProcessData` Try it out Updates the existing transaction in the backend once the message has been created.
## Process information Wording of the consolidated version, profile ch. 3.4.1, p. 93.
  1. ### Preconditions The EDIFACT communication between MSB and NB or LF is established, and the NB or LF does not have the current or updated price sheet A of the MSB.
  2. ### Results - Towards NB the following applies: the billing via the use case „Billing of services of price sheet A of MSB“ can be carried out towards NB, provided that NB has, via the - Use case “Order placement of a configuration from NB or LF to MSB” has ordered a chargeable configuration and the order placement was confirmed by MSB or - Use case “Control command from NB or LF to MSB” has instructed a chargeable control command and the instruction was confirmed by MSB. Note: if price sheet A of MSB states criteria for the instructed control command specifying when the control command is chargeable, these criteria must also be met. - Towards LF the following applies: the billing via the use case „Billing of services of price sheet A of MSB“ can be carried out towards LF, provided that LF has, via the - Use case “Order placement of a configuration from NB or LF to MSB” has ordered a chargeable configuration and the order placement was confirmed by MSB or - Use case “Control command from NB or LF to MSB” has ordered a chargeable control command and the order placement was confirmed by MSB. Note: if price sheet A of MSB states criteria for the ordered control command specifying when the control command is chargeable, these criteria must also be met.
  3. ### Error case #### Result in the error case In the error cases, price sheet A of the MSB is transmitted again. #### Error cases - Price sheet contains an error - Price sheet was not transmitted in the current version - Price sheet was not transmitted in full - Price sheet does not begin at 00:00 of a calendar day.
  4. ### First message The party involved on this page is itself the sender of: „Price sheet A of the MSB“ to **NB** (step 1).
  5. ### Objective The NB and LF have price sheet A of the MSB.
## Other views of the process The same process through the eyes of the other parties involved: the same steps, each read from their point of view. - [View LF](/en/prozessdoku/202610/LF/GPKE-Teil3-uebermittlung-preisblatt-a-des-msb-vom-msb-an-nb-und-lf) — LF - [View NB](/en/prozessdoku/202610/NB/GPKE-Teil3-uebermittlung-preisblatt-a-des-msb-vom-msb-an-nb-und-lf) — NB *The steps are the **possible** messages of this process, not a sequence — the source lists neither conditions nor alternatives. The small box on the step names the own view on the left: with **←** it receives, with **→** it sends. Collapsed steps run between other market partners.*