diff --git a/VectoCore/VectoCore/Resources/XSD/VectoDeclarationDefinitions.2.5.xsd b/VectoCore/VectoCore/Resources/XSD/VectoDeclarationDefinitions.2.5.xsd
new file mode 100644
index 0000000000000000000000000000000000000000..5a6c836470e8a6649cbb3661992b2ed4e61397b4
--- /dev/null
+++ b/VectoCore/VectoCore/Resources/XSD/VectoDeclarationDefinitions.2.5.xsd
@@ -0,0 +1,105 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- edited with XMLSpy v2021 (x64) (http://www.altova.com) by Markus Quaritsch (Technische Universität Graz) -->
+<xs:schema xmlns:tns="urn:tugraz:ivt:VectoAPI:DeclarationDefinitions:v2.5" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:vectoParam="urn:tugraz:ivt:VectoAPI:ParameterDocumentation" xmlns:di="http://www.w3.org/2000/09/xmldsig#" xmlns:v1.0="urn:tugraz:ivt:VectoAPI:DeclarationDefinitions:v1.0" xmlns:v2.0="urn:tugraz:ivt:VectoAPI:DeclarationDefinitions:v2.0" xmlns:v2.1="urn:tugraz:ivt:VectoAPI:DeclarationDefinitions:v2.1" xmlns:ns1="urn:tugraz:ivt:VectoAPI:DeclarationDefinitions:v2.5" targetNamespace="urn:tugraz:ivt:VectoAPI:DeclarationDefinitions:v2.5" elementFormDefault="qualified" attributeFormDefault="unqualified" xsi:schemaLocation="urn:tugraz:ivt:VectoAPI:ParameterDocumentation ParameterDocumentation.xsd">
+ <xs:import namespace="http://www.w3.org/2000/09/xmldsig#" schemaLocation="xmldsig-core-schema.xsd"/>
+ <xs:import namespace="urn:tugraz:ivt:VectoAPI:DeclarationDefinitions:v1.0" schemaLocation="VectoDeclarationDefinitions.1.0.xsd"/>
+ <xs:import namespace="urn:tugraz:ivt:VectoAPI:DeclarationDefinitions:v2.0" schemaLocation="VectoDeclarationDefinitions.2.0.xsd"/>
+ <xs:import namespace="urn:tugraz:ivt:VectoAPI:DeclarationDefinitions:v2.1" schemaLocation="VectoDeclarationDefinitions.2.1.xsd"/>
+ <xs:complexType name="TyreDataDeclarationType">
+ <xs:complexContent>
+ <xs:extension base="v1.0:AbstractTyreDataDeclarationType">
+ <xs:sequence>
+ <xs:element name="Manufacturer" type="v1.0:ManufacturerType">
+ <xs:annotation>
+ <xs:documentation>P230 - [-]</xs:documentation>
+ </xs:annotation>
+ </xs:element>
+ <xs:element name="Model" type="v1.0:ModelType">
+ <xs:annotation>
+ <xs:documentation>P231 - [-]</xs:documentation>
+ </xs:annotation>
+ </xs:element>
+ <xs:element name="CertificationNumber" type="v1.0:CertificationNumberType">
+ <xs:annotation>
+ <xs:documentation>P267 - [-]</xs:documentation>
+ </xs:annotation>
+ </xs:element>
+ <xs:element name="Date" type="v1.0:DateTimeWithTimezone">
+ <xs:annotation>
+ <xs:documentation>P233 - [-]</xs:documentation>
+ </xs:annotation>
+ </xs:element>
+ <xs:element name="AppVersion" type="v1.0:AppVersionType">
+ <xs:annotation>
+ <xs:documentation>P234 - [-]</xs:documentation>
+ </xs:annotation>
+ </xs:element>
+ <xs:element name="Dimension" type="tns:TyreDimensionType">
+ <xs:annotation>
+ <xs:documentation>P108 - enum</xs:documentation>
+ </xs:annotation>
+ </xs:element>
+ <xs:element name="TyreClass">
+ <xs:annotation>
+ <xs:documentation>P370 - enum</xs:documentation>
+ <xs:appinfo>
+ <vectoParam:description>
+ <vectoParam:parameterId component="Tyre">370</vectoParam:parameterId>
+ <vectoParam:unit>-</vectoParam:unit>
+ </vectoParam:description>
+ </xs:appinfo>
+ </xs:annotation>
+ <xs:simpleType>
+ <xs:restriction base="xs:string">
+ <xs:minLength value="1"/>
+ <xs:enumeration value="C1"/>
+ <xs:enumeration value="C2"/>
+ <xs:enumeration value="C3"/>
+ <xs:enumeration value="N/A"/>
+ </xs:restriction>
+ </xs:simpleType>
+ </xs:element>
+ <xs:element name="FuelEfficiencyClass">
+ <xs:annotation>
+ <xs:documentation>P371 - enum</xs:documentation>
+ <xs:appinfo>
+ <vectoParam:description>
+ <vectoParam:parameterId component="Tyre">371</vectoParam:parameterId>
+ <vectoParam:unit>-</vectoParam:unit>
+ </vectoParam:description>
+ </xs:appinfo>
+ </xs:annotation>
+ <xs:simpleType>
+ <xs:restriction base="xs:string">
+ <xs:enumeration value="A"/>
+ <xs:enumeration value="B"/>
+ <xs:enumeration value="C"/>
+ <xs:enumeration value="D"/>
+ <xs:enumeration value="E"/>
+ <xs:enumeration value="F"/>
+ <xs:enumeration value="G"/>
+ <xs:enumeration value="N/A"/>
+ </xs:restriction>
+ </xs:simpleType>
+ </xs:element>
+ <xs:element name="RRCDeclared" type="v1.0:TyreRRCISOType">
+ <xs:annotation>
+ <xs:documentation>P046 - [-]</xs:documentation>
+ </xs:annotation>
+ </xs:element>
+ <xs:element name="FzISO" type="v1.0:TyreFzISOType">
+ <xs:annotation>
+ <xs:documentation>P047 - [N]</xs:documentation>
+ </xs:annotation>
+ </xs:element>
+ </xs:sequence>
+ </xs:extension>
+ </xs:complexContent>
+ </xs:complexType>
+ <xs:simpleType name="TyreDimensionType">
+ <xs:restriction base="xs:token">
+ <xs:pattern value="(PT|LT|ST|T|)\d{3}/\d{2,3} (B|D|R)[\d.]{2,4}[A-Z]?"/>
+ <xs:pattern value="[\d.]{1,5} R[\d.]{1,4}[A-Z]?"/>
+ </xs:restriction>
+ </xs:simpleType>
+</xs:schema>
diff --git a/VectoCore/VectoCore/Resources/XSD/VectoDeclarationDefinitions.xsd b/VectoCore/VectoCore/Resources/XSD/VectoDeclarationDefinitions.xsd
index 63cf939381b7ffba241a36a32cca9d56df607db4..0f8930273598c712d9115a784e8b46eb9fdd4ab0 100644
--- a/VectoCore/VectoCore/Resources/XSD/VectoDeclarationDefinitions.xsd
+++ b/VectoCore/VectoCore/Resources/XSD/VectoDeclarationDefinitions.xsd
@@ -12,4 +12,5 @@
<xs:import namespace="urn:tugraz:ivt:VectoAPI:DeclarationDefinitions:v2.2" schemaLocation="VectoDeclarationDefinitions.2.2.xsd"/>
<xs:import namespace="urn:tugraz:ivt:VectoAPI:DeclarationDefinitions:v2.2.1" schemaLocation="VectoDeclarationDefinitions.2.2.1.xsd"/>
<xs:import namespace="urn:tugraz:ivt:VectoAPI:DeclarationDefinitions:v2.3" schemaLocation="VectoDeclarationDefinitions.2.3.xsd"/>
+ <xs:import namespace="urn:tugraz:ivt:VectoAPI:DeclarationDefinitions:v2.5" schemaLocation="VectoDeclarationDefinitions.2.5.xsd"/>
</xs:schema>