It is a way of transaction between persons who have opened a business at the Tax Office for an activity or activities they perform (freelancers) and persons who have no obligation to open a business at the Tax Office (individuals), but the income they earn from these services does not exceed € 10,000 per year.

json definition with remarks:

{
    "CurrencyCode": "EUR",
    "InvoiceType": "Τίτλος Κτήσης",
    "InvoiceTypeCode": "3.1", //IAPR  code - paragram 8.1 of mydata documentation
    "DocumentTypeCode": "INVOICE",
    "Series": "ΤΙΠΥ",
    "Number": "98",
    "DateIssued": "2024-03-27T00:00:00",
    "RelativeDocuments": [
        "Corresponds to the field relative document"
    ],
    "Issuer": {
        "RegisteredName": "Scrooge Bank",
        "Vat": "EL123456789",
        "TaxOffice": "ΦΑΕ ΑΘΗΝΩΝ",
        "Activities": [
            "ΤΡΑΠΕΖΑ"
        ],
        "GeneralCommercialRegistryNumber": "999999999",
        "Address": {
            "CountryCode": "GR",
            "City": "ΑΘΗΝΑ",
            "Street": "ΑΡΙΣΤΟΤΕΛΟΥΣ 14",
            "Postal": "12345"
        },
        "Phones": [
            "2105437686"
        ],
        "Url": "mybank.gr"
    },
    "CounterParty": {
        "Code": "007796",
        "RegisteredName": "ΠΕΤΡΟΣ ΠΕΤΡΟΥ",
        "Vat": "EL110099934",
        "TaxOffice": "Φ.Α.Ε. ΑΘΗΝΩΝ ",
        "Activities": [
            "REAL ESTATE"
        ],
        "Address": {
            "City": "ΑΘΗΝΑ",
            "Municipality": "ΑΤΤΙΚΗΣ",
            "Street": "ΗΠΕΙΡΟΥ 30",
            "Postal": "12345",
            "CountryCode": "GR"
        },
        "Phones": [
            "210-9999999"
        ]
    },
    "PaymentDetails": {
        "PaymentDate": "2022-03-14",
        "PaymentMethods": [
            {
                "PaymentMethodType": "ΕΠΙ ΠΙΣΤΩΣΕΙ",
                "PaymentMethodTypeCode": 5 //IAPR code - paragraph 8.12 of mydata documentation
            }
        ]
    },
    "DistributionDetails": {
        "InternalDocumentId": "A-6453"
    },
    "AdditionalDetails": {
        "AccountingDepartmentEmails": [
            ""
        ],
        "TransmissionMethod": "A",
        "AvoidEmailGrouping": false,
        "DocumentTemplate": "0"
    },
    "Details": [
        {
            "LineNo": 1,
            "Descriptions": [
                "ΛΟΙΠΑ ΕΞΟ∆Α (ΕΚ∆.ΕΓΓΡ.ΚΤΗΜ.ΓΡΑΦ ΜΑΡΑΘ) ∆ΟΣΗ 5/8"
            ],
            "MeasurementUnitCode": 1, //IAPR code - paragraph 8.13 of mydata documentation
            "Quantity": 1,
            "VatCategoryCode": 8, //IAPR code - paragraph 8.2 of mydata documentation
            "VatCategory": "0",
            "VatExemptionCategoryCode": 7,
            "VatTotal": 0,
            "NetTotal": 1716.85,
            "Total": 1716.85,
           "ExpensesClassification": { //IAPR expenses classification - paragrapg 8.11 of mydata documentation
                "ClassificationTypeCode": "E3_585_016 ",
                "ClassificationCategoryCode": "category2_3",
                "Amount": 1716.85
            }
            }
    ],
    "Summaries": {
        "TotalNetAmount": 1716.85,
        "TotalVATAmount": 0,
        "TotalGrossValue": 1716.85
    },
    "VatAnalysis": [
        {
            "Name": "0",
            "VatAmount": 0,
            "UnderlyingValue": 1716.85
        }
    ],
    "MiscellaneousData": {
        "MoreInformation1": "More Information"
    },
    "IsDelayedCode": 0 // Value 0: Realtime, 1: Problem on the issuer side, 2: Problem on the AADE side
}

Important remarks

• Issuer: Τhe details of the issuer are entered in this object and it is mandatory for all the invoices
  
• Counterparty: Τhe details of the counterparty are entered in this object. It is mandatory for the B2Β invoices.
  
• InternalDocumentId: It is a unique document number in the issuer’s system
  
• PaymethodTypeCode: This code corresponds to the paragraph 8.12 of IAPR myDATA manual
  
• TransmissionMethod: If this field has value “E”, an email with the invoice url will be sent to the email address that has being setted to the field “AccountingDepartmentEmails”. If it has value “A”, the invoice is only going to be archived.
  
• Details: In this object, each line is a product/service that you sell and all the details of it.
  
• Summaries: the summary ammounts
  
• VatAnalysis: The analysis of vat amounts by percentage
  
• IsDelayedCode: This field is used for heterochronous transmission. Value 0: Realtime, 1: Problem on the issuer side, 2: Problem on the IAPR side