diff --git a/dmp-frontend/src/app/ui/dmp/dmp-editor-blueprint/dmp-editor.model.ts b/dmp-frontend/src/app/ui/dmp/dmp-editor-blueprint/dmp-editor.model.ts
index c749896fd..b78cf9eb6 100644
--- a/dmp-frontend/src/app/ui/dmp/dmp-editor-blueprint/dmp-editor.model.ts
+++ b/dmp-frontend/src/app/ui/dmp/dmp-editor-blueprint/dmp-editor.model.ts
@@ -1,4 +1,4 @@
-import { FormControl, UntypedFormBuilder, UntypedFormGroup, Validators } from "@angular/forms";
+import { FormArray, FormControl, UntypedFormArray, UntypedFormBuilder, UntypedFormGroup, Validators } from "@angular/forms";
 import { DmpAccessType } from "@app/core/common/enum/dmp-access-type";
 import { DmpStatus } from "@app/core/common/enum/dmp-status";
 import { IsActive } from "@app/core/common/enum/is-active.enum";
@@ -33,7 +33,7 @@ export class DmpEditorModel extends BaseEditorModel implements DmpPersist {
 			super.fromModel(item);
 			this.label = item.label;
 			this.status = item.status;
-			this.properties = new DmpPropertiesEditorModel().fromModel(item.properties, item.dmpReferences.filter(x => x.isActive === IsActive.Active), item.blueprint);
+			this.properties = new DmpPropertiesEditorModel(this.validationErrorModel).fromModel(item.properties, item.dmpReferences.filter(x => x.isActive === IsActive.Active), item.blueprint);
 			this.description = item.description;
 			this.language = item.language;
 			this.blueprint = item.blueprint?.id;
@@ -45,7 +45,7 @@ export class DmpEditorModel extends BaseEditorModel implements DmpPersist {
 
 					if (sectionTempaltesFromDmp.length > 0) {
 						item.dmpDescriptionTemplates?.filter(x => x.sectionId == section.id).forEach(dmpDescriptionTemplate => {
-							this.descriptionTemplates.push(new DmpDescriptionTemplateEditorModel().fromModel(
+							this.descriptionTemplates.push(new DmpDescriptionTemplateEditorModel(this.validationErrorModel).fromModel(
 								{
 									sectionId: section.id,
 									descriptionTemplateGroupId: dmpDescriptionTemplate?.descriptionTemplateGroupId,
@@ -53,14 +53,14 @@ export class DmpEditorModel extends BaseEditorModel implements DmpPersist {
 						});
 					} else if (section.descriptionTemplates?.length > 0) {
 						section.descriptionTemplates.forEach(blueprintDefinedDescriptionTemplate => {
-							this.descriptionTemplates.push(new DmpDescriptionTemplateEditorModel().fromModel(
+							this.descriptionTemplates.push(new DmpDescriptionTemplateEditorModel(this.validationErrorModel).fromModel(
 								{
 									sectionId: section.id,
 									descriptionTemplateGroupId: blueprintDefinedDescriptionTemplate?.descriptionTemplateId,
 								}));
 						});
 					} else {
-						this.descriptionTemplates.push(new DmpDescriptionTemplateEditorModel().fromModel(
+						this.descriptionTemplates.push(new DmpDescriptionTemplateEditorModel(this.validationErrorModel).fromModel(
 							{
 								sectionId: section.id,
 							}));
@@ -120,6 +120,28 @@ export class DmpEditorModel extends BaseEditorModel implements DmpPersist {
 		baseContext.validation = baseValidationArray;
 		return baseContext;
 	}
+
+	static reApplyPropertiesValidators(params: {
+		formGroup: UntypedFormGroup,
+		validationErrorModel: ValidationErrorModel,
+	}): void {
+
+		const { formGroup, validationErrorModel } = params;
+		const control = formGroup?.get('properties');
+		DmpPropertiesEditorModel.reapplyValidators({
+			formGroup: control as UntypedFormGroup,
+			rootPath: `properties.`,
+			validationErrorModel: validationErrorModel
+		});
+
+		(formGroup.get('descriptionTemplates') as FormArray).controls?.forEach(
+			(control, index) => DmpDescriptionTemplateEditorModel.reapplyValidators({
+				formGroup: control as UntypedFormGroup,
+				rootPath: `descriptionTemplates[${index}].`,
+				validationErrorModel: validationErrorModel
+			})
+		);
+	}
 }
 
 export class DmpPropertiesEditorModel implements DmpPropertiesPersist {
@@ -137,14 +159,14 @@ export class DmpPropertiesEditorModel implements DmpPropertiesPersist {
 		
 		dmpBlueprint.definition.sections.forEach(section => {
 			section.fields.forEach(field => {
-				this.dmpBlueprintValues.set(field.id, new DmpBlueprintValueEditorModel().fromModel(
+				this.dmpBlueprintValues.set(field.id, new DmpBlueprintValueEditorModel(this.validationErrorModel).fromModel(
 					{
 						fieldId: field.id,
 						fieldValue: item?.dmpBlueprintValues?.find(x => x.fieldId == field.id)?.fieldValue,
 					}, dmpReferences));
 			});
 		});
-		if (item?.contacts) { item.contacts.map(x => this.contacts.push(new DmpContactEditorModel().fromModel(x))); }
+		if (item?.contacts) { item.contacts.map(x => this.contacts.push(new DmpContactEditorModel(this.validationErrorModel).fromModel(x))); }
 
 		return this;
 	}
@@ -168,7 +190,7 @@ export class DmpPropertiesEditorModel implements DmpPropertiesPersist {
 					(item, index) => new DmpContactEditorModel(
 						this.validationErrorModel
 					).fromModel(item).buildForm({
-						rootPath: `contacts[${index}].`
+						rootPath: `${rootPath}contacts[${index}].`
 					}), context.getValidation('contacts')
 				)
 			),
@@ -178,7 +200,7 @@ export class DmpPropertiesEditorModel implements DmpPropertiesPersist {
 
 		const dmpBlueprintValuesFormGroup = this.formBuilder.group({});
 		this.dmpBlueprintValues.forEach((value, key) => dmpBlueprintValuesFormGroup.addControl(key.toString(), value.buildForm({
-				rootPath: `dmpBlueprintValues[${key}].`
+				rootPath: `${rootPath}dmpBlueprintValues[${key}].`
 			})), context.getValidation('dmpBlueprintValues')
 		)
 		formGroup.addControl('dmpBlueprintValues', dmpBlueprintValuesFormGroup);
@@ -200,6 +222,33 @@ export class DmpPropertiesEditorModel implements DmpPropertiesPersist {
 		baseContext.validation = baseValidationArray;
 		return baseContext;
 	}
+
+	static reapplyValidators(params: {
+		formGroup: UntypedFormGroup,
+		validationErrorModel: ValidationErrorModel,
+		rootPath: string
+	}): void {
+
+		const { formGroup, rootPath, validationErrorModel } = params;
+		const context = DmpPropertiesEditorModel.createValidationContext({
+			rootPath,
+			validationErrorModel
+		});
+
+		['dmpBlueprintValues'].forEach(keyField => {
+			const control = formGroup?.get(keyField);
+			control?.clearValidators();
+			control?.addValidators(context.getValidation(keyField).validators);
+		});
+
+		(formGroup.get('contacts') as FormArray).controls?.forEach(
+			(control, index) => DmpContactEditorModel.reapplyValidators({
+				formGroup: control as UntypedFormGroup,
+				rootPath: `${rootPath}contacts[${index}].`,
+				validationErrorModel: validationErrorModel
+			})
+		);
+	}
 }
 
 export class DmpBlueprintValueEditorModel implements DmpBlueprintValuePersist {
@@ -256,6 +305,25 @@ export class DmpBlueprintValueEditorModel implements DmpBlueprintValuePersist {
 		baseContext.validation = baseValidationArray;
 		return baseContext;
 	}
+
+	static reapplyValidators(params: {
+		formGroup: UntypedFormGroup,
+		validationErrorModel: ValidationErrorModel,
+		rootPath: string
+	}): void {
+
+		const { formGroup, rootPath, validationErrorModel } = params;
+		const context = DmpBlueprintValueEditorModel.createValidationContext({
+			rootPath,
+			validationErrorModel
+		});
+
+		['fieldId', 'fieldValue', 'references'].forEach(keyField => {
+			const control = formGroup?.get(keyField);
+			control?.clearValidators();
+			control?.addValidators(context.getValidation(keyField).validators);
+		})
+	}
 }
 
 export class DmpContactEditorModel implements DmpContactPersist {
@@ -316,6 +384,25 @@ export class DmpContactEditorModel implements DmpContactPersist {
 		baseContext.validation = baseValidationArray;
 		return baseContext;
 	}
+
+	static reapplyValidators(params: {
+		formGroup: UntypedFormGroup,
+		validationErrorModel: ValidationErrorModel,
+		rootPath: string
+	}): void {
+
+		const { formGroup, rootPath, validationErrorModel } = params;
+		const context = DmpContactEditorModel.createValidationContext({
+			rootPath,
+			validationErrorModel
+		});
+
+		['userId', 'firstName', 'lastName', 'email'].forEach(keyField => {
+			const control = formGroup?.get(keyField);
+			control?.clearValidators();
+			control?.addValidators(context.getValidation(keyField).validators);
+		})
+	}
 }
 
 export class DmpReferenceEditorModel implements DmpReferencePersist {
@@ -429,4 +516,23 @@ export class DmpDescriptionTemplateEditorModel implements DmpDescriptionTemplate
 		baseContext.validation = baseValidationArray;
 		return baseContext;
 	}
+
+	static reapplyValidators(params: {
+		formGroup: UntypedFormGroup,
+		validationErrorModel: ValidationErrorModel,
+		rootPath: string
+	}): void {
+
+		const { formGroup, rootPath, validationErrorModel } = params;
+		const context = DmpDescriptionTemplateEditorModel.createValidationContext({
+			rootPath,
+			validationErrorModel
+		});
+
+		['descriptionTemplateGroupId', 'sectionId'].forEach(keyField => {
+			const control = formGroup?.get(keyField);
+			control?.clearValidators();
+			control?.addValidators(context.getValidation(keyField).validators);
+		})
+	}
 }
\ No newline at end of file