diff --git a/app/services/proofing/resolution/result_adjudicator.rb b/app/services/proofing/resolution/result_adjudicator.rb
index 09053d21216..908327ac585 100644
--- a/app/services/proofing/resolution/result_adjudicator.rb
+++ b/app/services/proofing/resolution/result_adjudicator.rb
@@ -123,6 +123,7 @@ def biographical_info
                                      StringRedacter.redact_alphanumeric(state_id_number)
                                    end
         {
+          birth_year: applicant_pii[:dob]&.to_date&.year,
           state: applicant_pii[:state],
           identity_doc_address_state: applicant_pii[:identity_doc_address_state],
           state_id_jurisdiction: applicant_pii[:state_id_jurisdiction],
diff --git a/spec/features/idv/analytics_spec.rb b/spec/features/idv/analytics_spec.rb
index dbe44ada457..b224ab7321e 100644
--- a/spec/features/idv/analytics_spec.rb
+++ b/spec/features/idv/analytics_spec.rb
@@ -116,6 +116,7 @@
         },
       },
       biographical_info: {
+        birth_year: 1938,
         identity_doc_address_state: nil,
         state: 'MT',
         state_id_jurisdiction: 'ND',
@@ -158,6 +159,7 @@
         },
       },
       biographical_info: {
+        birth_year: 1938,
         identity_doc_address_state: 'ND',
         state: 'MT',
         state_id_jurisdiction: 'ND',
diff --git a/spec/jobs/socure_shadow_mode_proofing_job_spec.rb b/spec/jobs/socure_shadow_mode_proofing_job_spec.rb
index 9416a03e907..92e93072894 100644
--- a/spec/jobs/socure_shadow_mode_proofing_job_spec.rb
+++ b/spec/jobs/socure_shadow_mode_proofing_job_spec.rb
@@ -106,6 +106,7 @@
           },
         },
         biographical_info: {
+          birth_year: 1938,
           identity_doc_address_state: nil,
           same_address_as_id: nil,
           state: 'MT',
@@ -257,6 +258,7 @@
             threatmetrix_review_status: 'pass',
             timed_out: false,
             biographical_info: {
+              birth_year: 1938,
               identity_doc_address_state: nil,
               same_address_as_id: nil,
               state: 'MT',
diff --git a/spec/services/proofing/resolution/result_adjudicator_spec.rb b/spec/services/proofing/resolution/result_adjudicator_spec.rb
index c63a10e4c0a..6e8aba8bbfb 100644
--- a/spec/services/proofing/resolution/result_adjudicator_spec.rb
+++ b/spec/services/proofing/resolution/result_adjudicator_spec.rb
@@ -102,6 +102,7 @@
           result = subject.adjudicated_result
 
           expect(result.extra[:biographical_info]).to eq(
+            birth_year: 1938,
             state: 'MT',
             identity_doc_address_state: nil,
             state_id_jurisdiction: 'ND',
@@ -118,6 +119,7 @@
           result = subject.adjudicated_result
 
           expect(result.extra[:biographical_info]).to eq(
+            birth_year: 1938,
             state: 'MT',
             identity_doc_address_state: 'MT',
             state_id_jurisdiction: 'ND',