diff --git a/library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRDInvoiceImporter.java b/library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRDInvoiceImporter.java
index 1297b1e8..82822da9 100644
--- a/library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRDInvoiceImporter.java
+++ b/library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRDInvoiceImporter.java
@@ -48,6 +48,7 @@ import java.util.Map;
 import java.util.Objects;
 import java.util.Optional;
 import java.util.Set;
+import java.util.concurrent.TimeUnit;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 import java.util.stream.Collectors;
@@ -1272,6 +1273,25 @@ public class ZUGFeRDInvoiceImporter {
 					//appliedAmount
 					//AppliedTradeTax
 				}
+
+				if (cd.getDays() == null) {
+					NodeList siblingNodes = cashdiscountNodes.item(i).getParentNode().getChildNodes();
+					for (int siblingIndex = 0; siblingIndex < siblingNodes.getLength(); siblingIndex++) {
+						if (siblingNodes.item(siblingIndex).getLocalName() != null && siblingNodes.item(siblingIndex).getLocalName().equals("DueDateDateTime")) {
+							NodeList dueDateChilds = siblingNodes.item(siblingIndex).getChildNodes();
+							for (int dueDateChildIndex = 0; dueDateChildIndex < dueDateChilds.getLength(); dueDateChildIndex++) {
+								if ((dueDateChilds.item(dueDateChildIndex).getLocalName() != null) && (dueDateChilds.item(dueDateChildIndex).getLocalName().equals("DateTimeString"))) {
+									String dueDateString = XMLTools.trimOrNull(dueDateChilds.item(dueDateChildIndex));
+									dueDate = parseDate(dueDateString, "yyyyMMdd");
+									long diffInMillies = Math.abs(dueDate.getTime() - zpp.getIssueDate().getTime());
+									long diffInDays = TimeUnit.DAYS.convert(diffInMillies, TimeUnit.MILLISECONDS);
+									cd.setDays((int) diffInDays);
+								}
+							}
+						}
+					}
+				}
+
 				if ((cd.getPercent() != null)&&(cd.getDays() != null)) {
 					zpp.addCashDiscount(cd);
 				}
diff --git a/library/src/test/java/org/mustangproject/ZUGFeRD/CashDiscountFacturXTest.java b/library/src/test/java/org/mustangproject/ZUGFeRD/CashDiscountFacturXTest.java
new file mode 100644
index 00000000..b2631802
--- /dev/null
+++ b/library/src/test/java/org/mustangproject/ZUGFeRD/CashDiscountFacturXTest.java
@@ -0,0 +1,178 @@
+package org.mustangproject.ZUGFeRD;
+
+import junit.framework.TestCase;
+import org.mustangproject.Invoice;
+
+import java.io.ByteArrayInputStream;
+import java.io.InputStream;
+import java.math.BigDecimal;
+import java.nio.charset.StandardCharsets;
+import java.text.ParseException;
+import javax.xml.xpath.XPathExpressionException;
+
+/* https://github.com/ZUGFeRD/mustangproject/issues/993 */
+public class CashDiscountFacturXTest extends TestCase {
+	String XMLString = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" +
+		"  <rsm:CrossIndustryInvoice xmlns:rsm=\"urn:un:unece:uncefact:data:standard:CrossIndustryInvoice:100\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:ram=\"urn:un:unece:uncefact:data:standard:ReusableAggregateBusinessInformationEntity:100\" xmlns:udt=\"urn:un:unece:uncefact:data:standard:UnqualifiedDataType:100\" xmlns:qdt=\"urn:un:unece:uncefact:data:standard:QualifiedDataType:100\">\n" +
+		"    <!-- generated by: mustangproject.org v2.15.1-SNAPSHOT-->\n" +
+		"    <rsm:ExchangedDocumentContext>\n" +
+		"      <ram:GuidelineSpecifiedDocumentContextParameter>\n" +
+		"        <ram:ID>urn:cen.eu:en16931:2017#conformant#urn:factur-x.eu:1p0:extended</ram:ID>\n" +
+		"      </ram:GuidelineSpecifiedDocumentContextParameter>\n" +
+		"    </rsm:ExchangedDocumentContext>\n" +
+		"    <rsm:ExchangedDocument>\n" +
+		"      <ram:ID>471102</ram:ID>\n" +
+		"      <ram:TypeCode>380</ram:TypeCode>\n" +
+		"      <ram:IssueDateTime>\n" +
+		"        <udt:DateTimeString format=\"102\">20260201</udt:DateTimeString>\n" +
+		"      </ram:IssueDateTime>\n" +
+		"    </rsm:ExchangedDocument>\n" +
+		"    <rsm:SupplyChainTradeTransaction>\n" +
+		"      <ram:IncludedSupplyChainTradeLineItem>\n" +
+		"        <ram:AssociatedDocumentLineDocument>\n" +
+		"          <ram:LineID>1</ram:LineID>\n" +
+		"        </ram:AssociatedDocumentLineDocument>\n" +
+		"        <ram:SpecifiedTradeProduct>\n" +
+		"          <ram:Name>Trennblätter A4</ram:Name>\n" +
+		"        </ram:SpecifiedTradeProduct>\n" +
+		"        <ram:SpecifiedLineTradeAgreement>\n" +
+		"          <ram:NetPriceProductTradePrice>\n" +
+		"            <ram:ChargeAmount>9.9000</ram:ChargeAmount>\n" +
+		"            <ram:BasisQuantity unitCode=\"H87\">1.0000</ram:BasisQuantity>\n" +
+		"          </ram:NetPriceProductTradePrice>\n" +
+		"        </ram:SpecifiedLineTradeAgreement>\n" +
+		"        <ram:SpecifiedLineTradeDelivery>\n" +
+		"          <ram:BilledQuantity unitCode=\"H87\">20.0000</ram:BilledQuantity>\n" +
+		"        </ram:SpecifiedLineTradeDelivery>\n" +
+		"        <ram:SpecifiedLineTradeSettlement>\n" +
+		"          <ram:ApplicableTradeTax>\n" +
+		"            <ram:TypeCode>VAT</ram:TypeCode>\n" +
+		"            <ram:CategoryCode>S</ram:CategoryCode>\n" +
+		"            <ram:RateApplicablePercent>19.00</ram:RateApplicablePercent>\n" +
+		"          </ram:ApplicableTradeTax>\n" +
+		"          <ram:SpecifiedTradeSettlementLineMonetarySummation>\n" +
+		"            <ram:LineTotalAmount>198.00</ram:LineTotalAmount>\n" +
+		"          </ram:SpecifiedTradeSettlementLineMonetarySummation>\n" +
+		"        </ram:SpecifiedLineTradeSettlement>\n" +
+		"      </ram:IncludedSupplyChainTradeLineItem>\n" +
+		"      <ram:IncludedSupplyChainTradeLineItem>\n" +
+		"        <ram:AssociatedDocumentLineDocument>\n" +
+		"          <ram:LineID>2</ram:LineID>\n" +
+		"        </ram:AssociatedDocumentLineDocument>\n" +
+		"        <ram:SpecifiedTradeProduct>\n" +
+		"          <ram:Name>Joghurt Banane</ram:Name>\n" +
+		"        </ram:SpecifiedTradeProduct>\n" +
+		"        <ram:SpecifiedLineTradeAgreement>\n" +
+		"          <ram:NetPriceProductTradePrice>\n" +
+		"            <ram:ChargeAmount>5.5000</ram:ChargeAmount>\n" +
+		"            <ram:BasisQuantity unitCode=\"H87\">1.0000</ram:BasisQuantity>\n" +
+		"          </ram:NetPriceProductTradePrice>\n" +
+		"        </ram:SpecifiedLineTradeAgreement>\n" +
+		"        <ram:SpecifiedLineTradeDelivery>\n" +
+		"          <ram:BilledQuantity unitCode=\"H87\">50.0000</ram:BilledQuantity>\n" +
+		"        </ram:SpecifiedLineTradeDelivery>\n" +
+		"        <ram:SpecifiedLineTradeSettlement>\n" +
+		"          <ram:ApplicableTradeTax>\n" +
+		"            <ram:TypeCode>VAT</ram:TypeCode>\n" +
+		"            <ram:CategoryCode>S</ram:CategoryCode>\n" +
+		"            <ram:RateApplicablePercent>7.00</ram:RateApplicablePercent>\n" +
+		"          </ram:ApplicableTradeTax>\n" +
+		"          <ram:SpecifiedTradeSettlementLineMonetarySummation>\n" +
+		"            <ram:LineTotalAmount>275.00</ram:LineTotalAmount>\n" +
+		"          </ram:SpecifiedTradeSettlementLineMonetarySummation>\n" +
+		"        </ram:SpecifiedLineTradeSettlement>\n" +
+		"      </ram:IncludedSupplyChainTradeLineItem>\n" +
+		"      <ram:ApplicableHeaderTradeAgreement>\n" +
+		"        <ram:SellerTradeParty>\n" +
+		"          <ram:Name>Lieferant GmbH</ram:Name>\n" +
+		"          <ram:PostalTradeAddress>\n" +
+		"            <ram:PostcodeCode>80333</ram:PostcodeCode>\n" +
+		"            <ram:LineOne>Lieferantenstraße 20</ram:LineOne>\n" +
+		"            <ram:CityName>München</ram:CityName>\n" +
+		"            <ram:CountryID>DE</ram:CountryID>\n" +
+		"          </ram:PostalTradeAddress>\n" +
+		"          <ram:SpecifiedTaxRegistration>\n" +
+		"            <ram:ID schemeID=\"VA\">DE123456789</ram:ID>\n" +
+		"          </ram:SpecifiedTaxRegistration>\n" +
+		"          <ram:SpecifiedTaxRegistration>\n" +
+		"            <ram:ID schemeID=\"FC\">201/113/40209</ram:ID>\n" +
+		"          </ram:SpecifiedTaxRegistration>\n" +
+		"        </ram:SellerTradeParty>\n" +
+		"        <ram:BuyerTradeParty>\n" +
+		"          <ram:Name>Kunden AG Mitte</ram:Name>\n" +
+		"          <ram:PostalTradeAddress>\n" +
+		"            <ram:PostcodeCode>69876</ram:PostcodeCode>\n" +
+		"            <ram:LineOne>Kundenstraße 15</ram:LineOne>\n" +
+		"            <ram:CityName>Frankfurt</ram:CityName>\n" +
+		"            <ram:CountryID>DE</ram:CountryID>\n" +
+		"          </ram:PostalTradeAddress>\n" +
+		"        </ram:BuyerTradeParty>\n" +
+		"      </ram:ApplicableHeaderTradeAgreement>\n" +
+		"      <ram:ApplicableHeaderTradeDelivery>\n" +
+		"        <ram:ActualDeliverySupplyChainEvent>\n" +
+		"          <ram:OccurrenceDateTime>\n" +
+		"            <udt:DateTimeString format=\"102\">20180304</udt:DateTimeString>\n" +
+		"          </ram:OccurrenceDateTime>\n" +
+		"        </ram:ActualDeliverySupplyChainEvent>\n" +
+		"      </ram:ApplicableHeaderTradeDelivery>\n" +
+		"      <ram:ApplicableHeaderTradeSettlement>\n" +
+		"        <ram:PaymentReference>471102</ram:PaymentReference>\n" +
+		"        <ram:InvoiceCurrencyCode>EUR</ram:InvoiceCurrencyCode>\n" +
+		"        <ram:ApplicableTradeTax>\n" +
+		"          <ram:CalculatedAmount>19.25</ram:CalculatedAmount>\n" +
+		"          <ram:TypeCode>VAT</ram:TypeCode>\n" +
+		"          <ram:BasisAmount>275.00</ram:BasisAmount>\n" +
+		"          <ram:CategoryCode>S</ram:CategoryCode>\n" +
+		"          <ram:RateApplicablePercent>7.00</ram:RateApplicablePercent>\n" +
+		"        </ram:ApplicableTradeTax>\n" +
+		"        <ram:ApplicableTradeTax>\n" +
+		"          <ram:CalculatedAmount>37.62</ram:CalculatedAmount>\n" +
+		"          <ram:TypeCode>VAT</ram:TypeCode>\n" +
+		"          <ram:BasisAmount>198.00</ram:BasisAmount>\n" +
+		"          <ram:CategoryCode>S</ram:CategoryCode>\n" +
+		"          <ram:RateApplicablePercent>19.00</ram:RateApplicablePercent>\n" +
+		"        </ram:ApplicableTradeTax>\n" +
+		"        <ram:SpecifiedTradePaymentTerms>\n" +
+		"          <ram:Description>Please remit until 04.03.2018</ram:Description>\n" +
+		"          <ram:DueDateDateTime>\n" +
+		"            <udt:DateTimeString format=\"102\">20180304</udt:DateTimeString>\n" +
+		"          </ram:DueDateDateTime>\n" +
+		"        </ram:SpecifiedTradePaymentTerms>\n" +
+		"        <ram:SpecifiedTradePaymentTerms>\n" +
+		"          <ram:Description>Bis zum 15.02.2026 erhalten Sie 4,000  % Skonto, 21.19 EUR</ram:Description>\n" +
+		"          <ram:DueDateDateTime>\n" +
+		"            <udt:DateTimeString format=\"102\">20260215</udt:DateTimeString>\n" +
+		"          </ram:DueDateDateTime>\n" +
+		"          <ram:ApplicableTradePaymentDiscountTerms>\n" +
+		"            <ram:BasisAmount>529.8700</ram:BasisAmount>\n" +
+		"            <ram:CalculationPercent>4.00</ram:CalculationPercent>\n" +
+		"            <ram:ActualDiscountAmount>21.19</ram:ActualDiscountAmount>\n" +
+		"          </ram:ApplicableTradePaymentDiscountTerms>\n" +
+		"        </ram:SpecifiedTradePaymentTerms>\n" +
+		"        <ram:SpecifiedTradePaymentTerms>\n" +
+		"          <ram:Description>Bis zum 16.02.2026 ohne Abzug</ram:Description>\n" +
+		"          <ram:DueDateDateTime>\n" +
+		"            <udt:DateTimeString format=\"102\">20260216</udt:DateTimeString>\n" +
+		"          </ram:DueDateDateTime>\n" +
+		"        </ram:SpecifiedTradePaymentTerms>\n" +
+		"        <ram:SpecifiedTradeSettlementHeaderMonetarySummation>\n" +
+		"          <ram:LineTotalAmount>473.00</ram:LineTotalAmount>\n" +
+		"          <ram:ChargeTotalAmount>0.00</ram:ChargeTotalAmount>\n" +
+		"          <ram:AllowanceTotalAmount>0.00</ram:AllowanceTotalAmount>\n" +
+		"          <ram:TaxBasisTotalAmount>473.00</ram:TaxBasisTotalAmount>\n" +
+		"          <ram:TaxTotalAmount currencyID=\"EUR\">56.87</ram:TaxTotalAmount>\n" +
+		"          <ram:GrandTotalAmount>529.87</ram:GrandTotalAmount>\n" +
+		"          <ram:TotalPrepaidAmount>0.00</ram:TotalPrepaidAmount>\n" +
+		"          <ram:DuePayableAmount>529.87</ram:DuePayableAmount>\n" +
+		"        </ram:SpecifiedTradeSettlementHeaderMonetarySummation>\n" +
+		"      </ram:ApplicableHeaderTradeSettlement>\n" +
+		"    </rsm:SupplyChainTradeTransaction>\n" +
+		"  </rsm:CrossIndustryInvoice>";
+
+	public void testCashDiscount() throws XPathExpressionException, ParseException {
+		InputStream inputStream = new ByteArrayInputStream(XMLString.getBytes(StandardCharsets.UTF_8));
+		ZUGFeRDInvoiceImporter zii = new ZUGFeRDInvoiceImporter(inputStream);
+		Invoice invoice = zii.extractInvoice();
+		assertEquals(new BigDecimal("4.00"), invoice.getCashDiscounts()[0].getPercent());
+	}
+}