diff --git a/org.hl7.fhir.convertors/src/main/java/org/hl7/fhir/convertors/conv40_50/datatypes40_50/primitive40_50/Date40_50.java b/org.hl7.fhir.convertors/src/main/java/org/hl7/fhir/convertors/conv40_50/datatypes40_50/primitive40_50/Date40_50.java
index 90066879b..a317f1d3b 100644
--- a/org.hl7.fhir.convertors/src/main/java/org/hl7/fhir/convertors/conv40_50/datatypes40_50/primitive40_50/Date40_50.java
+++ b/org.hl7.fhir.convertors/src/main/java/org/hl7/fhir/convertors/conv40_50/datatypes40_50/primitive40_50/Date40_50.java
@@ -5,13 +5,15 @@ import org.hl7.fhir.exceptions.FHIRException;
 
 public class Date40_50 {
   public static org.hl7.fhir.r5.model.DateType convertDate(org.hl7.fhir.r4.model.DateType src) throws FHIRException {
-    org.hl7.fhir.r5.model.DateType tgt = src.hasValue() ? new org.hl7.fhir.r5.model.DateType(src.getValue()) : new org.hl7.fhir.r5.model.DateType();
+    org.hl7.fhir.r5.model.DateType tgt = new org.hl7.fhir.r5.model.DateType();
+    tgt.setValueAsString(src.getValueAsString());
     ConversionContext40_50.INSTANCE.getVersionConvertor_40_50().copyElement(src, tgt);
     return tgt;
   }
 
   public static org.hl7.fhir.r4.model.DateType convertDate(org.hl7.fhir.r5.model.DateType src) throws FHIRException {
-    org.hl7.fhir.r4.model.DateType tgt = src.hasValue() ? new org.hl7.fhir.r4.model.DateType(src.getValue()) : new org.hl7.fhir.r4.model.DateType();
+    org.hl7.fhir.r4.model.DateType tgt = new org.hl7.fhir.r4.model.DateType();
+    tgt.setValueAsString(src.getValueAsString());
     ConversionContext40_50.INSTANCE.getVersionConvertor_40_50().copyElement(src, tgt);
     return tgt;
   }
diff --git a/org.hl7.fhir.utilities/src/test/java/org/hl7/fhir/utilities/DateTimeUtilTests.java b/org.hl7.fhir.utilities/src/test/java/org/hl7/fhir/utilities/DateTimeUtilTests.java
new file mode 100644
index 000000000..1415fa883
--- /dev/null
+++ b/org.hl7.fhir.utilities/src/test/java/org/hl7/fhir/utilities/DateTimeUtilTests.java
@@ -0,0 +1,61 @@
+package org.hl7.fhir.utilities;
+
+import ca.uhn.fhir.model.api.TemporalPrecisionEnum;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+
+import java.util.Date;
+import java.util.TimeZone;
+import java.util.stream.Stream;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class DateTimeUtilTests {
+ 
+  private static Stream<Arguments> getToHumanDisplayParams() {
+      return Stream.of(
+        Arguments.of(TimeZone.getTimeZone("EST"), TemporalPrecisionEnum.YEAR, new Date("2002/02/04"), "dummyValueAsString"),
+        Arguments.of(TimeZone.getTimeZone("EST"), TemporalPrecisionEnum.MONTH, new Date("2002/02/04"), "dummyValueAsString"),
+        Arguments.of(TimeZone.getTimeZone("EST"), TemporalPrecisionEnum.DAY, new Date("2002/02/04"), "dummyValueAsString"),
+        Arguments.of(TimeZone.getTimeZone("EST"), TemporalPrecisionEnum.MILLI, new Date("2002/02/04"), "4-Feb-2002 12:00:00 AM"),
+        Arguments.of(TimeZone.getTimeZone("EST"), TemporalPrecisionEnum.SECOND, new Date("2002/02/04"), "4-Feb-2002 12:00:00 AM"),
+        Arguments.of(TimeZone.getTimeZone("EST"), TemporalPrecisionEnum.MINUTE, new Date("2002/02/04"), "4-Feb-2002 12:00:00 AM"),
+
+        Arguments.of(TimeZone.getTimeZone("UTC"), TemporalPrecisionEnum.YEAR, new Date("2002/02/04"), "dummyValueAsString"),
+        Arguments.of(TimeZone.getTimeZone("UTC"), TemporalPrecisionEnum.MONTH, new Date("2002/02/04"), "dummyValueAsString"),
+        Arguments.of(TimeZone.getTimeZone("UTC"), TemporalPrecisionEnum.DAY, new Date("2002/02/04"), "dummyValueAsString"),
+        Arguments.of(TimeZone.getTimeZone("UTC"), TemporalPrecisionEnum.MILLI, new Date("2002/02/04"), "4-Feb-2002 12:00:00 AM"),
+        Arguments.of(TimeZone.getTimeZone("UTC"), TemporalPrecisionEnum.SECOND, new Date("2002/02/04"), "4-Feb-2002 12:00:00 AM"),
+        Arguments.of(TimeZone.getTimeZone("UTC"), TemporalPrecisionEnum.MINUTE, new Date("2002/02/04"), "4-Feb-2002 12:00:00 AM")
+
+      );
+  }
+  
+  @ParameterizedTest
+  @MethodSource("getToHumanDisplayParams")
+  public void testToHumanDisplay(TimeZone theTimeZone, TemporalPrecisionEnum thePrecision, Date theValue, String expected){
+      final String humanDisplay = DateTimeUtil.toHumanDisplay(theTimeZone, thePrecision, theValue, "dummyValueAsString");
+      assertEquals(expected, humanDisplay);
+  }
+
+  private static Stream<Arguments> getToHumanDisplayLocalTimezoneParams() {
+    return Stream.of(
+      Arguments.of(TemporalPrecisionEnum.YEAR, new Date("2002/02/04"), "dummyValueAsString"),
+      Arguments.of(TemporalPrecisionEnum.MONTH, new Date("2002/02/04"), "dummyValueAsString"),
+      Arguments.of(TemporalPrecisionEnum.DAY, new Date("2002/02/04"), "dummyValueAsString"),
+      Arguments.of(TemporalPrecisionEnum.MILLI, new Date("2002/02/04"), "4-Feb-2002 12:00:00 AM"),
+      Arguments.of(TemporalPrecisionEnum.SECOND, new Date("2002/02/04"), "4-Feb-2002 12:00:00 AM"),
+      Arguments.of(TemporalPrecisionEnum.MINUTE, new Date("2002/02/04"), "4-Feb-2002 12:00:00 AM")
+
+    );
+  }
+
+  @ParameterizedTest
+  @MethodSource("getToHumanDisplayLocalTimezoneParams")
+  public void testToHumanDisplayLocalTimezone(TemporalPrecisionEnum thePrecision, Date theValue, String expected){
+    final String humanDisplay = DateTimeUtil.toHumanDisplayLocalTimezone(thePrecision, theValue, "dummyValueAsString");
+    assertEquals(expected, humanDisplay);
+  }
+
+}
diff --git a/org.hl7.fhir.validation/src/test/java/org/hl7/fhir/conversion/tests/DateTest.java b/org.hl7.fhir.validation/src/test/java/org/hl7/fhir/conversion/tests/DateTest.java
new file mode 100644
index 000000000..2b5e88431
--- /dev/null
+++ b/org.hl7.fhir.validation/src/test/java/org/hl7/fhir/conversion/tests/DateTest.java
@@ -0,0 +1,15 @@
+package org.hl7.fhir.conversion.tests;
+
+import org.hl7.fhir.convertors.factory.VersionConvertorFactory_40_50;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+public class DateTest {
+  @Test
+  public void testDateConversion() {
+    org.hl7.fhir.r4.model.DateType date4 = new org.hl7.fhir.r4.model.DateType();
+    date4.setValueAsString("1933");
+    org.hl7.fhir.r5.model.DateType date5 = ( org.hl7.fhir.r5.model.DateType) VersionConvertorFactory_40_50.convertType(date4);
+    Assertions.assertEquals(date4.getValueAsString(), date5.getValueAsString());
+  }
+}