diff --git a/app/models/family/eligibility_determination/alive_status/subject.rb b/app/models/family/eligibility_determination/alive_status/subject.rb
index 723e7fa3..e3f7b402 100644
--- a/app/models/family/eligibility_determination/alive_status/subject.rb
+++ b/app/models/family/eligibility_determination/alive_status/subject.rb
@@ -22,6 +22,10 @@ class Subject
 
         field :encrypted_ssn, type: String
 
+        # @!attribute [rw] job_id
+        # @return [String] the job id
+        field :job_id, type: String
+
         # indexes
         index({ person_hbx_id: 1 })
 
diff --git a/app/operations/fdsh/pvc/dmf/request/store_request.rb b/app/operations/fdsh/pvc/dmf/request/store_request.rb
index 5d5de318..c82bb3ba 100644
--- a/app/operations/fdsh/pvc/dmf/request/store_request.rb
+++ b/app/operations/fdsh/pvc/dmf/request/store_request.rb
@@ -64,7 +64,8 @@ def create_eligible_members(family)
               next unless member_eligible?(family_member)
               next unless valid_ssn?(family_member)
               family.eligibility_determination_subjects.new(person_hbx_id: family_member.hbx_id,
-                                                            encrypted_ssn: family_member&.person&.person_demographics&.encrypted_ssn)
+                                                            encrypted_ssn: family_member&.person&.person_demographics&.encrypted_ssn,
+                                                            job_id: @job.job_id)
             end
 
             result = unless family.eligibility_determination_subjects.empty?
diff --git a/app/operations/fdsh/pvc/dmf/response/store_response.rb b/app/operations/fdsh/pvc/dmf/response/store_response.rb
index 6f56233f..961e593a 100644
--- a/app/operations/fdsh/pvc/dmf/response/store_response.rb
+++ b/app/operations/fdsh/pvc/dmf/response/store_response.rb
@@ -61,7 +61,7 @@ def domain_to_mapper(sanitize_xml_string)
           def find_subject(nokogiri_document)
             ssn_identification = nokogiri_document.person.person_ssn_identification.ssn_identification
             encrypted_ssn = AcaEntities::Operations::Encryption::Encrypt.new.call(value: ssn_identification).value!
-            subject = Family::EligibilityDetermination::AliveStatus::Subject.where(encrypted_ssn: encrypted_ssn).first
+            subject = Family::EligibilityDetermination::AliveStatus::Subject.where(encrypted_ssn: encrypted_ssn, job_id: @job.job_id).first
 
             return Failure("Subject not found") unless subject.present?
 
diff --git a/spec/operations/fdsh/pvc/dmf/request/store_request_spec.rb b/spec/operations/fdsh/pvc/dmf/request/store_request_spec.rb
index bb56bdcd..af43c533 100644
--- a/spec/operations/fdsh/pvc/dmf/request/store_request_spec.rb
+++ b/spec/operations/fdsh/pvc/dmf/request/store_request_spec.rb
@@ -50,6 +50,7 @@
       families = AliveStatus::Family.all
       expect(families.count).to eq 1
       expect(families.first.job_id).to eq @job.job_id
+      expect(families.first.eligibility_determination_subjects.first.job_id).to eq @job.job_id
     end
 
     it 'should have individual xml_payload attributes' do
diff --git a/spec/operations/fdsh/pvc/dmf/response/store_response_spec.rb b/spec/operations/fdsh/pvc/dmf/response/store_response_spec.rb
index 890973a9..9f47eab6 100644
--- a/spec/operations/fdsh/pvc/dmf/response/store_response_spec.rb
+++ b/spec/operations/fdsh/pvc/dmf/response/store_response_spec.rb
@@ -35,6 +35,7 @@
 
   let(:encrypted_xml_string) { AcaEntities::Operations::Encryption::Encrypt.new.call(value: xml_string).value!}
   let(:job) { FactoryBot.create(:transmittable_job, key: :dmf_request, job_id: '123456') }
+  let(:job2) { FactoryBot.create(:transmittable_job, key: :dmf_request, job_id: '223456') }
   let(:family_json_hash) { family_hash.to_json }
   let(:request_family_hash) { family_json_hash }
 
@@ -42,27 +43,59 @@
     FactoryBot.create(
       :alive_status_family,
       :with_eligibility_determination_subject,
+      family_hbx_id: '100101000',
+      job_id: job.job_id,
+      request_family_cv: request_family_hash
+    )
+  end
+
+  let!(:family2) do
+    FactoryBot.create(
+      :alive_status_family,
+      :with_eligibility_determination_subject,
+      family_hbx_id: '100101000',
+      job_id: job2.job_id,
       request_family_cv: request_family_hash
     )
   end
 
   let!(:subject) do
     s = family.eligibility_determination_subjects.first
+    s.job_id = job.job_id
+    s.encrypted_ssn = AcaEntities::Operations::Encryption::Encrypt.new.call(value: '100101000').value!
+    s.save!
+    s
+  end
+
+  let!(:subject2) do
+    s = family2.eligibility_determination_subjects.first
+    s.job_id = job2.job_id
     s.encrypted_ssn = AcaEntities::Operations::Encryption::Encrypt.new.call(value: '100101000').value!
     s.save!
+    s
   end
 
   context 'with valid parameters' do
-    let(:valid_params) { { "encrypted_xml_string" => encrypted_xml_string, "job_id" => job.job_id } }
+    let(:valid_params) { { "encrypted_xml_string" => encrypted_xml_string, "job_id" => job2.job_id } }
 
-    it 'decrypts the payload, parses the XML, and stores the response successfully' do
-      transaction = described_class.new.call(JSON.parse(valid_params.to_json,  :symbolize_names => true)).success
+    before do
+      @transaction = described_class.new.call(JSON.parse(valid_params.to_json,  :symbolize_names => true)).success
+    end
 
-      expect(transaction.process_status.latest_state).to eq :received
-      expect(transaction.transmission.present?).to be_truthy
-      expect(transaction.transmission.process_status.latest_state).to eq :received
-      expect(transaction.transmission.job.present?).to be_truthy
-      expect(transaction.xml_payload.present?).to be_truthy
+    it 'should store response to correct subject' do
+      expect(subject2.transactions.where(key: :dmf_response).first.id.to_s).to eq @transaction.id.to_s
+    end
+
+    it 'should not store response to incorrect subject' do
+      expect(subject.transactions.where(key: :dmf_response).first).to be_nil
+    end
+
+    it 'decrypts the payload, parses the XML, and stores the response successfully' do
+      expect(@transaction.process_status.latest_state).to eq :received
+      expect(@transaction.transmission.present?).to be_truthy
+      expect(@transaction.transmission.process_status.latest_state).to eq :received
+      expect(@transaction.transmission.job.present?).to be_truthy
+      expect(@transaction.xml_payload.present?).to be_truthy
     end
   end