diff --git a/crime-evidence/build.gradle b/crime-evidence/build.gradle
index a1aa446..0710a37 100644
--- a/crime-evidence/build.gradle
+++ b/crime-evidence/build.gradle
@@ -15,7 +15,7 @@ jacoco {
 
 def versions = [
         pitest                : "1.16.0",
-        crimeCommonsClasses   : "3.28.0",
+        crimeCommonsClasses   : "3.29.3",
         commonsModSchemas     : "1.8.0",
         commonsRestClient     : "3.4.0",
         wmStubRunnerVersion   : "4.1.2",
diff --git a/crime-evidence/src/main/java/uk/gov/justice/laa/crime/evidence/dto/EvidenceDTO.java b/crime-evidence/src/main/java/uk/gov/justice/laa/crime/evidence/dto/EvidenceDTO.java
new file mode 100644
index 0000000..592f900
--- /dev/null
+++ b/crime-evidence/src/main/java/uk/gov/justice/laa/crime/evidence/dto/EvidenceDTO.java
@@ -0,0 +1,23 @@
+package uk.gov.justice.laa.crime.evidence.dto;
+
+import lombok.Builder;
+import lombok.Data;
+
+import java.time.LocalDateTime;
+
+@Data
+@Builder
+public class EvidenceDTO {
+        /**
+         * This is a basic DTO with the required fields for validation. When we migrate the remaining logic
+         * we can update this DTO with any additional fields we need
+        */
+        private LocalDateTime incomeEvidenceReceivedDate;
+        private LocalDateTime applicationReceivedDate;
+        private String incomeExtraEvidence;
+        private String incomeExtraEvidenceText;
+        private LocalDateTime evidenceDueDate;
+        private LocalDateTime firstReminderDate;
+        private LocalDateTime secondReminderDate;
+        private LocalDateTime existingEvidenceDueDate;
+}
diff --git a/crime-evidence/src/main/java/uk/gov/justice/laa/crime/evidence/service/IncomeEvidenceValidationService.java b/crime-evidence/src/main/java/uk/gov/justice/laa/crime/evidence/service/IncomeEvidenceValidationService.java
new file mode 100644
index 0000000..7077637
--- /dev/null
+++ b/crime-evidence/src/main/java/uk/gov/justice/laa/crime/evidence/service/IncomeEvidenceValidationService.java
@@ -0,0 +1,61 @@
+package uk.gov.justice.laa.crime.evidence.service;
+
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.stereotype.Service;
+import uk.gov.justice.laa.crime.evidence.dto.EvidenceDTO;
+import uk.gov.justice.laa.crime.evidence.staticdata.enums.OtherEvidenceTypes;
+import uk.gov.justice.laa.crime.util.DateUtil;
+
+import java.util.Date;
+
+@Slf4j
+@Service
+@RequiredArgsConstructor
+public class IncomeEvidenceValidationService {
+
+    public void validate(EvidenceDTO evidenceDTO){
+        checkExtraEvidenceDescription(evidenceDTO.getIncomeExtraEvidence(),
+                evidenceDTO.getIncomeExtraEvidenceText());
+        checkEvidenceReceivedDate(DateUtil.toDate(evidenceDTO.getIncomeEvidenceReceivedDate()),
+                DateUtil.toDate(evidenceDTO.getApplicationReceivedDate()));
+        checkEvidenceDueDates(DateUtil.toDate(evidenceDTO.getEvidenceDueDate()),
+                DateUtil.toDate(evidenceDTO.getFirstReminderDate()),
+                DateUtil.toDate(evidenceDTO.getSecondReminderDate()),
+                DateUtil.toDate(evidenceDTO.getExistingEvidenceDueDate()));
+    }
+
+    public void checkEvidenceReceivedDate(Date incomeEvidenceReceivedDate, Date applicationReceivedDate) {
+        Date currentDate = DateUtil.getCurrentDate();
+        if (incomeEvidenceReceivedDate != null && incomeEvidenceReceivedDate.after(currentDate)) {
+            throw new IllegalArgumentException("Income evidence received date cannot be in the future");
+        }
+
+        if (incomeEvidenceReceivedDate != null && incomeEvidenceReceivedDate.before(applicationReceivedDate)) {
+            throw new IllegalArgumentException("Income evidence received date cannot be before application date received");
+        }
+    }
+
+
+    public void checkExtraEvidenceDescription(String incomeExtraEvidence, String incomeExtraEvidenceText) {
+        if (OtherEvidenceTypes.getFrom(incomeExtraEvidence) != null && StringUtils.isBlank(incomeExtraEvidenceText)) {
+            throw new IllegalArgumentException("When other evidence is requested, you must provide descriptive text.");
+        }
+    }
+
+
+    public void checkEvidenceDueDates(Date evidenceDueDate, Date firstReminderDate, Date secondReminderDate,
+                                      Date existingEvidenceDueDate) {
+        Date currentDate = DateUtil.getCurrentDate();
+        if ((evidenceDueDate == null && existingEvidenceDueDate != null) && (
+                firstReminderDate != null || secondReminderDate != null)) {
+            throw new IllegalArgumentException("Evidence due date cannot be null");
+        }
+
+        if (evidenceDueDate != null && evidenceDueDate.before(currentDate)
+                && (!evidenceDueDate.equals(existingEvidenceDueDate))) {
+            throw new IllegalArgumentException("Cannot set due date in the past.");
+        }
+    }
+}
diff --git a/crime-evidence/src/main/java/uk/gov/justice/laa/crime/evidence/staticdata/enums/OtherEvidenceTypes.java b/crime-evidence/src/main/java/uk/gov/justice/laa/crime/evidence/staticdata/enums/OtherEvidenceTypes.java
new file mode 100644
index 0000000..ee74599
--- /dev/null
+++ b/crime-evidence/src/main/java/uk/gov/justice/laa/crime/evidence/staticdata/enums/OtherEvidenceTypes.java
@@ -0,0 +1,26 @@
+package uk.gov.justice.laa.crime.evidence.staticdata.enums;
+
+import lombok.Getter;
+import lombok.AllArgsConstructor;
+import org.apache.commons.lang3.StringUtils;
+
+import java.util.stream.Stream;
+
+@Getter
+@AllArgsConstructor
+public enum OtherEvidenceTypes {
+    OTHER("OTHER"),
+    OTHER_BUSINESS("OTHER BUSINESS"),
+    OTHER_ADHOC("OTHER_ADHOC");
+
+    private final String evidence;
+
+    public static OtherEvidenceTypes getFrom(String type) {
+        if (StringUtils.isBlank(type)) return null;
+
+        return Stream.of(OtherEvidenceTypes.values())
+                .filter(ie -> ie.evidence.equals(type))
+                .findFirst()
+                .orElseThrow(() -> new IllegalArgumentException(String.format("Evidence Type: %s does not exist.", type)));
+    }
+}
diff --git a/crime-evidence/src/test/java/uk/gov/justice/laa/crime/evidence/service/IncomeEvidenceValidationServiceTest.java b/crime-evidence/src/test/java/uk/gov/justice/laa/crime/evidence/service/IncomeEvidenceValidationServiceTest.java
new file mode 100644
index 0000000..f70a750
--- /dev/null
+++ b/crime-evidence/src/test/java/uk/gov/justice/laa/crime/evidence/service/IncomeEvidenceValidationServiceTest.java
@@ -0,0 +1,233 @@
+package uk.gov.justice.laa.crime.evidence.service;
+
+import org.assertj.core.api.SoftAssertions;
+import org.assertj.core.api.junit.jupiter.InjectSoftAssertions;
+import org.assertj.core.api.junit.jupiter.SoftAssertionsExtension;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+import uk.gov.justice.laa.crime.evidence.dto.EvidenceDTO;
+import uk.gov.justice.laa.crime.util.DateUtil;
+
+import java.time.LocalDate;
+import java.util.Date;
+
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
+@ExtendWith(MockitoExtension.class)
+@ExtendWith(SoftAssertionsExtension.class)
+class IncomeEvidenceValidationServiceTest {
+
+    @Mock
+    private MaatCourtDataService maatCourtDataService;
+
+    @InjectMocks
+    private IncomeEvidenceValidationService incomeEvidenceValidationService;
+
+    @InjectSoftAssertions
+    private SoftAssertions softly;
+
+    @Test
+    void givenValidDates_whenCheckEvidenceReceivedDateIsInvoked_noExceptionIsThrown() {
+        incomeEvidenceValidationService.checkEvidenceReceivedDate(new Date(), new Date());
+    }
+
+    @Test
+    void givenValidDates_whenCheckEvidenceReceivedDateIsInvokedWithIncomeEvidenceReceivedDateNull_noExceptionIsThrown() {
+        incomeEvidenceValidationService.checkEvidenceReceivedDate(null, new Date());
+    }
+
+    @Test
+    void givenValidDates_whenCheckEvidenceReceivedDateIsInvokedWithIncomeEvidenceReceivedDateAfterCurrentDate_thenExceptionIsThrown() {
+        LocalDate futureDate = LocalDate.now().plusMonths(2);
+        Date convertedFutureDate = DateUtil.asDate(futureDate);
+        Date currentDate = new Date();
+        assertThrows(IllegalArgumentException.class, () ->
+                incomeEvidenceValidationService.checkEvidenceReceivedDate(convertedFutureDate, currentDate)
+        );
+    }
+
+    @Test
+    void givenValidDates_whenCheckEvidenceReceivedDateIsInvokedWithIncomeEvidenceReceivedDateBeforeCurrentDate_ExceptionIsThrown() {
+        LocalDate pastDate = LocalDate.now().minusMonths(2);
+        Date pastDateConverted = DateUtil.asDate(pastDate);
+        Date currentDate = new Date();
+        assertThrows(IllegalArgumentException.class, () ->
+                incomeEvidenceValidationService.checkEvidenceReceivedDate(pastDateConverted, currentDate)
+        );
+    }
+
+    @Test
+    void givenIncomeExtraEvidenceReceivedDate_whenCheckExtraEvidenceDescriptionIsInvoked_thenNoExceptionIsThrown() {
+        incomeEvidenceValidationService.checkExtraEvidenceDescription("OTHER", "Some text");
+    }
+
+    @Test
+    void givenIncomeExtraEvidenceReceivedDate_whenCheckExtraEvidenceDescriptionIsInvokedWithIncomeExtraEvidenceTextNull_thenExceptionIsThrown() {
+        assertThrows(IllegalArgumentException.class, () -> {
+            incomeEvidenceValidationService.checkExtraEvidenceDescription("OTHER", null);
+        });
+    }
+
+    @Test
+    void givenIncomeExtraEvidenceReceivedDate_whenCheckExtraEvidenceDescriptionIsInvokedWithIncomeExtraEvidenceTextEmpty_thenExceptionIsThrown() {
+        assertThrows(IllegalArgumentException.class, () -> {
+            incomeEvidenceValidationService.checkExtraEvidenceDescription("OTHER", "");
+        });
+    }
+
+    @Test
+    void givenIncomeExtraEvidenceReceivedDate_whenCheckExtraEvidenceDescriptionIsInvokedWithIncomeExtraEvidenceTextBlank_thenExceptionIsThrown() {
+        assertThrows(IllegalArgumentException.class, () -> {
+            incomeEvidenceValidationService.checkExtraEvidenceDescription("OTHER", " ");
+        });
+    }
+
+    @Test
+    void givenIncomeExtraEvidenceReceivedDate_whenCheckExtraEvidenceDescriptionIsInvokedWithIncomeExtraEvidenceNull_thenNoExceptionIsThrown() {
+            incomeEvidenceValidationService.checkExtraEvidenceDescription(null, "Some text");
+    }
+
+    @Test
+    void givenIncomeExtraEvidenceReceivedDate_whenCheckExtraEvidenceDescriptionIsInvokedWithIncomeExtraEvidenceEmpty_thenNoExceptionIsThrown() {
+        incomeEvidenceValidationService.checkExtraEvidenceDescription("", "Some text");
+    }
+
+    @Test
+    void givenIncomeExtraEvidenceReceivedDate_whenCheckExtraEvidenceDescriptionIsInvokedWithIncomeExtraEvidenceBlank_thenNoExceptionIsThrown() {
+        incomeEvidenceValidationService.checkExtraEvidenceDescription(" ", "Some text");
+    }
+
+    @Test
+    void givenValidDates_whenCheckEvidenceDueDatesIsInvoked_thenNoExceptionIsThrown() {
+        incomeEvidenceValidationService.checkEvidenceDueDates(new Date(), new Date(), new Date(), new Date());
+    }
+
+    @Test
+    void givenValidDates_whenCheckEvidenceDueDatesIsInvokedWithEvidenceDueDateNull_thenExceptionIsThrown() {
+        Date currentDate = new Date();
+        assertThrows(IllegalArgumentException.class, () ->
+                incomeEvidenceValidationService.checkEvidenceDueDates(null, currentDate, currentDate, currentDate)
+        );
+    }
+
+    @Test
+    void givenValidDates_whenCheckEvidenceDueDatesIsInvokedWithEvidenceDueDateAfterCurrentDate_thenNoExceptionIsThrown() {
+        LocalDate futureDate = LocalDate.now().plusMonths(2);
+        Date futureDateConverted = DateUtil.asDate(futureDate);
+        Date currentDate = new Date();
+        incomeEvidenceValidationService.checkEvidenceDueDates(futureDateConverted, currentDate, currentDate, currentDate);
+    }
+
+    @Test
+    void givenValidDates_whenCheckEvidenceDueDatesIsInvokedWithEvidenceDueDateBeforeCurrentDate_thenExceptionIsThrown() {
+        LocalDate pastDate = LocalDate.now().minusMonths(2);
+        Date pastDateConverted = DateUtil.asDate(pastDate);
+        Date currentDate1 = new Date();
+        Date currentDate2 = new Date();
+        Date currentDate3 = new Date();
+        assertThrows(IllegalArgumentException.class, () ->
+                incomeEvidenceValidationService.checkEvidenceDueDates(pastDateConverted, currentDate1, currentDate2, currentDate3)
+        );
+    }
+
+    @Test
+    void givenValidDates_whenCheckEvidenceDueDatesIsInvokedWithFirstReminderDateNull_thenNoExceptionIsThrown() {
+        incomeEvidenceValidationService.checkEvidenceDueDates(new Date(), null, new Date(), new Date());
+    }
+
+    @Test
+    void givenValidDates_whenCheckEvidenceDueDatesIsInvokedWithFirstReminderDateAfterCurrentDate_thenNoExceptionIsThrown() {
+        LocalDate futureDate = LocalDate.now().plusMonths(2);
+        Date currentDate1 = new Date();
+        Date futureDateConverted = DateUtil.asDate(futureDate);
+        Date currentDate2 = new Date();
+        Date currentDate3 = new Date();
+        incomeEvidenceValidationService.checkEvidenceDueDates(currentDate1, futureDateConverted, currentDate2, currentDate3);
+    }
+
+    @Test
+    void givenValidDates_whenCheckEvidenceDueDatesIsInvokedWithFirstReminderDateBeforeCurrentDate_thenNoExceptionIsThrown() {
+        LocalDate pastDate = LocalDate.now().minusMonths(2);
+        Date currentDate1 = new Date();
+        Date pastDateConverted = DateUtil.asDate(pastDate);
+        Date currentDate2 = new Date();
+        Date currentDate3 = new Date();
+        incomeEvidenceValidationService.checkEvidenceDueDates(currentDate1, pastDateConverted, currentDate2, currentDate3);
+    }
+
+    @Test
+    void givenValidDates_whenCheckEvidenceDueDatesIsInvokedWithSecondReminderDateNull_thenExceptionIsThrown() {
+        incomeEvidenceValidationService.checkEvidenceDueDates(new Date(), new Date(), null, new Date());
+    }
+
+    @Test
+    void givenValidDates_whenCheckEvidenceDueDatesIsInvokedWithExistingEvidenceDueDateAsNullAndEvidenceDueDateBeforeDate_thenExceptionIsThrown() {
+        LocalDate pastDate = LocalDate.now().minusMonths(2);
+        Date pastDateConverted = DateUtil.asDate(pastDate);
+        Date currentDate1 = new Date();
+        Date currentDate2 = new Date();
+        assertThrows(IllegalArgumentException.class, () ->
+                incomeEvidenceValidationService.checkEvidenceDueDates(pastDateConverted, currentDate1, currentDate2, null)
+        );
+    }
+
+    @Test
+    void givenValidDates_whenCheckEvidenceDueDatesIsInvokedWithExistingEvidenceDueDateAsNullAndEvidenceDueDateAfterDate_thenNoExceptionIsThrown() {
+        LocalDate futureDate = LocalDate.now().plusMonths(2);
+        Date futureDateConverted = DateUtil.asDate(futureDate);
+        Date currentDate1 = new Date();
+        Date currentDate2 = new Date();
+        incomeEvidenceValidationService.checkEvidenceDueDates(futureDateConverted, currentDate1, currentDate2, null);
+    }
+
+    @Test
+    void givenValidDates_whenCheckEvidenceDueDatesIsInvokedWithExistingEvidenceDueDateAsNullAndEvidenceDueDateAsNull_thenNoExceptionIsThrown() {
+        Date currentDate1 = new Date();
+        Date currentDate2 = new Date();
+        incomeEvidenceValidationService.checkEvidenceDueDates(null, currentDate1, currentDate2, null);
+    }
+
+    @Test
+    void givenValidDates_whenCheckEvidenceDueDatesIsInvokedWithSecondReminderDateAfterCurrentDate_thenNoExceptionIsThrown() {
+        LocalDate futureDate = LocalDate.now().plusMonths(2);
+        Date currentDate1 = new Date();
+        Date currentDate2 = new Date();
+        Date futureDateConverted = DateUtil.asDate(futureDate);
+        incomeEvidenceValidationService.checkEvidenceDueDates(currentDate1, currentDate2, futureDateConverted, currentDate2);
+    }
+
+    @Test
+    void givenValidDates_whenCheckEvidenceDueDatesIsInvokedWithSecondReminderDateBeforeCurrentDate_thenNoExceptionIsThrown() {
+        LocalDate pastDate = LocalDate.now().minusMonths(2);
+        Date currentDate1 = new Date();
+        Date currentDate2 = new Date();
+        Date pastDateConverted = DateUtil.asDate(pastDate);
+        incomeEvidenceValidationService.checkEvidenceDueDates(currentDate1, currentDate2, pastDateConverted, currentDate2);
+    }
+
+    @Test
+    void givenValidDates_whenCheckEvidenceDueDatesIsInvokedWithExistingEvidenceDueDateBeforeCurrentDate_thenNoExceptionIsThrown() {
+        LocalDate pastDate = LocalDate.now().minusMonths(2);
+        Date currentDate1 = new Date();
+        Date currentDate2 = new Date();
+        Date pastDateConverted = DateUtil.asDate(pastDate);
+        incomeEvidenceValidationService.checkEvidenceDueDates(currentDate1, currentDate2, currentDate2, pastDateConverted);
+    }
+
+    @Test
+    void givenValidDates_whenValidateIsInvoked_thenNoExceptionIsThrown() {
+        EvidenceDTO evidenceDTO = EvidenceDTO.builder().evidenceDueDate(DateUtil.convertDateToDateTime(LocalDate.now().plusMonths(2)))
+                .firstReminderDate(DateUtil.convertDateToDateTime(LocalDate.now().plusMonths(1)))
+                .secondReminderDate(DateUtil.convertDateToDateTime(LocalDate.now().plusMonths(1)))
+                .existingEvidenceDueDate(DateUtil.convertDateToDateTime(LocalDate.now().minusMonths(1)))
+                .incomeExtraEvidence("OTHER")
+                .incomeExtraEvidenceText("Some text")
+                .incomeEvidenceReceivedDate(DateUtil.convertDateToDateTime(LocalDate.now().minusMonths(1)))
+                .applicationReceivedDate(DateUtil.convertDateToDateTime(LocalDate.now().minusMonths(2)))
+                .build();
+        incomeEvidenceValidationService.validate(evidenceDTO);
+    }
+}
\ No newline at end of file