diff --git a/102657/RDMessage.asn b/102657/RDMessage.asn
index cdf451c0c7f2a9e35e920b91f47e6f77057d9c6d..86729ab02b50637a53ca06f9263a60572cbac246 100644
--- a/102657/RDMessage.asn
+++ b/102657/RDMessage.asn
@@ -1771,6 +1771,8 @@ MsgBillingDetails ::= SEQUENCE
         -- Only to be used in case the present document cannot fulfil the national requirements
     ...,
     copyOfBill                  [7] SEQUENCE OF File OPTIONAL
+        -- copyOfBill in MsgBillingDetails is obsolete from v2.6.1.
+        -- Use copyOfBill in MsgBillingRecords instead
 }
 
 
@@ -1804,8 +1806,9 @@ MsgBillingRecords ::= SEQUENCE
     mgsTransactionStatus        [8] UTF8String OPTIONAL,
         -- Status of the transaction (i.e. "declined", "succeeded" etc.)
         -- Details to be defined on a national bases
-    cryptocurrency              [9] DigitalTokenIdentifier OPTIONAL
+    cryptocurrency              [9] DigitalTokenIdentifier OPTIONAL,
         -- Cryptocurrency of payment as per ISO 24165-2 [57]
+    copyOfBill                  [10] SEQUENCE OF File OPTIONAL
 }
 
 NationalMsgBillingRecords ::= SEQUENCE
@@ -2157,6 +2160,8 @@ MultimediaBillingDetails ::= SEQUENCE
     ...,
     multimediaBillingAddress            [7] MultimediaBillingAddress OPTIONAL,
     copyOfBill                          [8] SEQUENCE OF File OPTIONAL
+        -- copyOfBill in MultimediaBillingDetails is obsolete from v2.6.1.
+        -- Use copyOfBill in MultimediaBillingRecords instead
 }
 
 
@@ -2198,8 +2203,9 @@ MultimediaBillingRecords ::= SEQUENCE
     multimediaTransactionStatus         [8] UTF8String OPTIONAL,
         -- Status of the transaction (i.e. "declined", "succeeded", etc.)
         -- Details to be defined on a national bases
-    cryptocurrency                      [9] DigitalTokenIdentifier OPTIONAL
+    cryptocurrency                      [9] DigitalTokenIdentifier OPTIONAL,
         -- Cryptocurrency of payment as per ISO 24165-2 [57]
+    copyOfBill                          [10] SEQUENCE OF File OPTIONAL
 }
 
 NationalMultimediaBillingRecords ::= SEQUENCE
diff --git a/102657/RDMessage.xsd b/102657/RDMessage.xsd
index 956bafa64f3eb773c451ee33700448efd7ed2535..3f43876ff82c95ab82d2082816e2f4448923f665 100644
--- a/102657/RDMessage.xsd
+++ b/102657/RDMessage.xsd
@@ -1882,6 +1882,13 @@
             <xsd:element name="msgTransactionID" type="xsd:string" minOccurs="0"/>
             <xsd:element name="msgTransactionStatus" type="xsd:string" minOccurs="0"/>
             <xsd:element name="cryptocurrency" type="DigitalTokenIdentifier" minOccurs="0"/>
+            <xsd:element name="copyOfBill" minOccurs="0">
+                <xsd:complexType>
+                    <xsd:sequence minOccurs="0" maxOccurs="unbounded">
+                        <xsd:element name="File" type="File"/>
+                    </xsd:sequence>
+                </xsd:complexType>
+            </xsd:element>
             <xsd:any namespace="##other" processContents="lax" minOccurs="0"/>
         </xsd:sequence>
     </xsd:complexType>
@@ -1914,6 +1921,8 @@
                 </xsd:complexType>
             </xsd:element>
             <xsd:element name="nationalMsgBillingDetails" type="NationalMsgBillingDetails" minOccurs="0"/>
+            <!-- copyOfBill in MsgBillingDetails is obsolete from v2.6.1. -->
+            <!-- Use copyOfBill in MsgBillingRecords instead -->
             <xsd:element name="copyOfBill" minOccurs="0">
                 <xsd:complexType>
                     <xsd:sequence minOccurs="0" maxOccurs="unbounded">
@@ -3090,6 +3099,8 @@
             </xsd:element>
             <xsd:element name="nationalMultimediaBillingDetails" type="NationalMultimediaBillingDetails" minOccurs="0"/>
             <xsd:element name="multimediaBillingAddress" type="MultimediaBillingAddress" minOccurs="0"/>
+            <!-- copyOfBill in MultimediaBillingDetails is obsolete from v2.6.1. -->
+            <!-- Use copyOfBill in MultimediaBillingRecords instead -->
             <xsd:element name="copyOfBill" minOccurs="0">
                 <xsd:complexType>
                     <xsd:sequence minOccurs="0" maxOccurs="unbounded">
@@ -3140,6 +3151,13 @@
             <xsd:element name="multimediaTransactionID" type="xsd:string" minOccurs="0"/>
             <xsd:element name="multimediaTransactionStatus" type="xsd:string" minOccurs="0"/>
             <xsd:element name="cryptocurrency" type="DigitalTokenIdentifier" minOccurs="0"/>
+            <xsd:element name="copyOfBill" minOccurs="0">
+                <xsd:complexType>
+                    <xsd:sequence minOccurs="0" maxOccurs="unbounded">
+                        <xsd:element name="File" type="File"/>
+                    </xsd:sequence>
+                </xsd:complexType>
+            </xsd:element>
             <xsd:any namespace="##other" processContents="lax" minOccurs="0"/>
         </xsd:sequence>
     </xsd:complexType>