diff --git a/app/jobs/resolution_proofing_job.rb b/app/jobs/resolution_proofing_job.rb
index b763f3de590..eb01c062a27 100644
--- a/app/jobs/resolution_proofing_job.rb
+++ b/app/jobs/resolution_proofing_job.rb
@@ -171,9 +171,7 @@ def proof_lexisnexis_then_aamva(timer:, applicant_pii:, should_proof_state_id:)
   def proof_state_id(applicant_pii:, result:)
     proofer_result = state_id_proofer.proof(applicant_pii)
 
-    result.merge!(proofer_result.to_h) do |key, orig, current|
-      key == :messages ? orig + current : current
-    end
+    result.merge!(proofer_result.to_h)
 
     exception = proofer_result.exception.inspect if proofer_result.exception
     result[:timed_out] = proofer_result.timed_out?
diff --git a/app/services/proofing/result.rb b/app/services/proofing/result.rb
index 644083c5e4b..a058deffb6b 100644
--- a/app/services/proofing/result.rb
+++ b/app/services/proofing/result.rb
@@ -5,14 +5,12 @@ class Result
 
     def initialize(
       errors: {},
-      messages: Set.new,
       context: {},
       exception: nil,
       transaction_id: nil,
       reference: nil
     )
       @errors = errors
-      @messages = messages
       @context = context
       @exception = exception
       @transaction_id = transaction_id
@@ -26,19 +24,10 @@ def add_error(key = :base, error)
     end
     # rubocop:enable Style/OptionalArguments
 
-    def add_message(message)
-      @messages.add(message)
-      self
-    end
-
     def errors
       @errors.transform_values(&:to_a)
     end
 
-    def messages
-      @messages.to_a
-    end
-
     def errors?
       @errors.any?
     end
@@ -62,7 +51,6 @@ def timed_out?
     def to_h
       {
         errors: errors,
-        messages: messages,
         exception: exception,
         success: success?,
       }
diff --git a/spec/controllers/idv/phone_controller_spec.rb b/spec/controllers/idv/phone_controller_spec.rb
index c1861488b57..53d0d1e0e6f 100644
--- a/spec/controllers/idv/phone_controller_spec.rb
+++ b/spec/controllers/idv/phone_controller_spec.rb
@@ -304,7 +304,6 @@
           errors: {},
           pii_like_keypaths: [[:errors, :phone], [:context, :stages, :address]],
           vendor: {
-            messages: [],
             context: context,
             exception: nil,
             timed_out: false,
@@ -356,7 +355,6 @@
           },
           pii_like_keypaths: [[:errors, :phone], [:context, :stages, :address]],
           vendor: {
-            messages: [],
             context: context,
             exception: nil,
             timed_out: false,
diff --git a/spec/features/idv/analytics_spec.rb b/spec/features/idv/analytics_spec.rb
index 24c31ffb2ff..755b332bf2e 100644
--- a/spec/features/idv/analytics_spec.rb
+++ b/spec/features/idv/analytics_spec.rb
@@ -29,10 +29,10 @@
       'IdV: doc auth verify visited' => { flow_path: 'standard', step: 'verify', step_count: 1 },
       'IdV: doc auth verify submitted' => { success: true, errors: {}, flow_path: 'standard', step: 'verify', step_count: 1 },
       'IdV: doc auth verify_wait visited' => { flow_path: 'standard', step: 'verify_wait', step_count: 1 },
-      'IdV: doc auth optional verify_wait submitted' => { success: true, errors: {}, address_edited: false, proofing_results: { messages: [], exception: nil, transaction_id: 'resolution-mock-transaction-id-123', reference: 'aaa-bbb-ccc', timed_out: false, context: { should_proof_state_id: true, stages: { resolution: { client: 'ResolutionMock', errors: {}, exception: nil, success: true, timed_out: false, transaction_id: 'resolution-mock-transaction-id-123', reference: 'aaa-bbb-ccc' }, state_id: { client: 'StateIdMock', errors: {}, success: true, timed_out: false, exception: nil, transaction_id: 'state-id-mock-transaction-id-456', state: 'MT', state_id_jurisdiction: 'ND' } } } }, ssn_is_unique: true, step: 'verify_wait_step_show' },
+      'IdV: doc auth optional verify_wait submitted' => { success: true, errors: {}, address_edited: false, proofing_results: { exception: nil, transaction_id: 'resolution-mock-transaction-id-123', reference: 'aaa-bbb-ccc', timed_out: false, context: { should_proof_state_id: true, stages: { resolution: { client: 'ResolutionMock', errors: {}, exception: nil, success: true, timed_out: false, transaction_id: 'resolution-mock-transaction-id-123', reference: 'aaa-bbb-ccc' }, state_id: { client: 'StateIdMock', errors: {}, success: true, timed_out: false, exception: nil, transaction_id: 'state-id-mock-transaction-id-456', state: 'MT', state_id_jurisdiction: 'ND' } } } }, ssn_is_unique: true, step: 'verify_wait_step_show' },
       'IdV: phone of record visited' => {},
       'IdV: phone confirmation form' => { success: true, errors: {}, phone_type: :mobile, types: [:fixed_or_mobile], carrier: 'Test Mobile Carrier', country_code: 'US', area_code: '202' },
-      'IdV: phone confirmation vendor' => { success: true, errors: {}, vendor: { messages: [], exception: nil, context: { stages: [{ address: 'AddressMock' }] }, transaction_id: 'address-mock-transaction-id-123', timed_out: false }, new_phone_added: false },
+      'IdV: phone confirmation vendor' => { success: true, errors: {}, vendor: { exception: nil, context: { stages: [{ address: 'AddressMock' }] }, transaction_id: 'address-mock-transaction-id-123', timed_out: false }, new_phone_added: false },
       'IdV: final resolution' => { success: true },
       'IdV: personal key visited' => {},
       'IdV: personal key submitted' => {},
@@ -70,7 +70,7 @@
       'IdV: doc auth verify visited' => { flow_path: 'standard', step: 'verify', step_count: 1 },
       'IdV: doc auth verify submitted' => { success: true, errors: {}, flow_path: 'standard', step: 'verify', step_count: 1 },
       'IdV: doc auth verify_wait visited' => { flow_path: 'standard', step: 'verify_wait', step_count: 1 },
-      'IdV: doc auth optional verify_wait submitted' => { success: true, errors: {}, address_edited: false, proofing_results: { messages: [], exception: nil, transaction_id: 'resolution-mock-transaction-id-123', reference: 'aaa-bbb-ccc', timed_out: false, context: { should_proof_state_id: true, stages: { resolution: { client: 'ResolutionMock', errors: {}, exception: nil, success: true, timed_out: false, transaction_id: 'resolution-mock-transaction-id-123', reference: 'aaa-bbb-ccc' }, state_id: { client: 'StateIdMock', errors: {}, success: true, timed_out: false, exception: nil, transaction_id: 'state-id-mock-transaction-id-456', state: 'MT', state_id_jurisdiction: 'ND' } } } }, ssn_is_unique: true, step: 'verify_wait_step_show' },
+      'IdV: doc auth optional verify_wait submitted' => { success: true, errors: {}, address_edited: false, proofing_results: { exception: nil, transaction_id: 'resolution-mock-transaction-id-123', reference: 'aaa-bbb-ccc', timed_out: false, context: { should_proof_state_id: true, stages: { resolution: { client: 'ResolutionMock', errors: {}, exception: nil, success: true, timed_out: false, transaction_id: 'resolution-mock-transaction-id-123', reference: 'aaa-bbb-ccc' }, state_id: { client: 'StateIdMock', errors: {}, success: true, timed_out: false, exception: nil, transaction_id: 'state-id-mock-transaction-id-456', state: 'MT', state_id_jurisdiction: 'ND' } } } }, ssn_is_unique: true, step: 'verify_wait_step_show' },
       'IdV: phone of record visited' => {},
       'IdV: USPS address letter requested' => { enqueued_at: Time.zone.now },
     }
diff --git a/spec/features/idv/doc_capture/document_capture_step_spec.rb b/spec/features/idv/doc_capture/document_capture_step_spec.rb
index b2503a1c683..7f49520b1e7 100644
--- a/spec/features/idv/doc_capture/document_capture_step_spec.rb
+++ b/spec/features/idv/doc_capture/document_capture_step_spec.rb
@@ -103,7 +103,6 @@
           idv_result: {
             success: true,
             errors: {},
-            messages: [],
             pii_from_doc: {},
           },
         )
diff --git a/spec/jobs/address_proofing_job_spec.rb b/spec/jobs/address_proofing_job_spec.rb
index 90941b4673b..9bc65c29636 100644
--- a/spec/jobs/address_proofing_job_spec.rb
+++ b/spec/jobs/address_proofing_job_spec.rb
@@ -81,7 +81,6 @@
         expect(result).to eq(
           exception: nil,
           errors: {},
-          messages: [],
           success: true,
           timed_out: false,
           transaction_id: conversation_id,
diff --git a/spec/jobs/resolution_proofing_job_spec.rb b/spec/jobs/resolution_proofing_job_spec.rb
index 2ff8246c433..6538f31f7bb 100644
--- a/spec/jobs/resolution_proofing_job_spec.rb
+++ b/spec/jobs/resolution_proofing_job_spec.rb
@@ -123,7 +123,6 @@
         expect(result).to eq(
           exception: nil,
           errors: {},
-          messages: [],
           success: true,
           timed_out: false,
           context: {
@@ -202,7 +201,6 @@
                 ),
               ],
             },
-            messages: [],
             success: false,
             timed_out: false,
             context: {
diff --git a/spec/services/document_capture_session_async_result_spec.rb b/spec/services/document_capture_session_async_result_spec.rb
index 79f4c1f7dc0..6e82fc0d57e 100644
--- a/spec/services/document_capture_session_async_result_spec.rb
+++ b/spec/services/document_capture_session_async_result_spec.rb
@@ -22,7 +22,7 @@
       let(:status) { DocumentCaptureSessionAsyncResult::DONE }
 
       context 'with unsuccessful result' do
-        let(:idv_result) { { success: false, errors: {}, messages: ['some message'] } }
+        let(:idv_result) { { success: false, errors: {} } }
 
         it 'is false' do
           expect(subject.success?).to eq false
@@ -30,7 +30,7 @@
       end
 
       context 'with successful result' do
-        let(:idv_result) { { success: true, errors: {}, messages: [] } }
+        let(:idv_result) { { success: true, errors: {} } }
 
         it 'is true' do
           expect(subject.success?).to eq true
diff --git a/spec/services/idv/phone_step_spec.rb b/spec/services/idv/phone_step_spec.rb
index 6de286f6346..403b8ac3ac3 100644
--- a/spec/services/idv/phone_step_spec.rb
+++ b/spec/services/idv/phone_step_spec.rb
@@ -52,7 +52,6 @@
       context = { stages: [{ address: 'AddressMock' }] }
       extra = {
         vendor: {
-          messages: [],
           context: context,
           exception: nil,
           timed_out: false,
@@ -83,7 +82,6 @@
       context = { stages: [{ address: 'AddressMock' }] }
       extra = {
         vendor: {
-          messages: [],
           context: context,
           exception: nil,
           timed_out: false,
diff --git a/spec/services/proofing/base_spec.rb b/spec/services/proofing/base_spec.rb
index 4b5f9e8715f..8397d45d363 100644
--- a/spec/services/proofing/base_spec.rb
+++ b/spec/services/proofing/base_spec.rb
@@ -159,7 +159,6 @@ def hello(applicant, results)
         expect(subject.failed?).to eq(false)
         expect(subject.success?).to eq(false)
         expect(subject.errors).to be_empty
-        expect(subject.messages).to be_empty
         expect(subject.exception).not_to be_nil
         expect(subject.exception.message).
           to eq('Required attributes first_name, last_name, ssn are not present')
@@ -176,7 +175,6 @@ def hello(applicant, results)
         expect(subject.failed?).to eq(false)
         expect(subject.success?).to eq(true)
         expect(subject.errors).to be_empty
-        expect(subject.messages).to be_empty
         expect(subject.exception).to be_nil
       end
     end
@@ -191,7 +189,6 @@ def hello(applicant, results)
         expect(subject.failed?).to eq(true)
         expect(subject.success?).to eq(false)
         expect(subject.errors).not_to be_empty
-        expect(subject.messages).to be_empty
         expect(subject.exception).to be_nil
       end
     end
@@ -206,7 +203,6 @@ def hello(applicant, results)
         expect(subject.success?).to eq(false)
         expect(subject.failed?).to eq(false)
         expect(subject.errors).to be_empty
-        expect(subject.messages).to be_empty
         expect(subject.exception).not_to be_nil
       end
 
@@ -239,7 +235,6 @@ def hello(applicant, results)
         expect(subject.failed?).to eq(false)
         expect(subject.success?).to eq(true)
         expect(subject.errors).to be_empty
-        expect(subject.messages).to be_empty
         expect(subject.exception).to be_nil
       end
     end
@@ -262,7 +257,6 @@ def hello(applicant, results)
         expect(subject.failed?).to eq(false)
         expect(subject.success?).to eq(true)
         expect(subject.errors).to be_empty
-        expect(subject.messages).to be_empty
         expect(subject.exception).to be_nil
       end
     end
@@ -281,7 +275,6 @@ def hello(applicant, results)
         expect(subject.failed?).to eq(false)
         expect(subject.success?).to eq(true)
         expect(subject.errors).to be_empty
-        expect(subject.messages).to be_empty
         expect(subject.exception).to be_nil
       end
     end
diff --git a/spec/services/proofing/result_spec.rb b/spec/services/proofing/result_spec.rb
index 3ba4f4fb1ad..cddcf1b681b 100644
--- a/spec/services/proofing/result_spec.rb
+++ b/spec/services/proofing/result_spec.rb
@@ -29,23 +29,6 @@
     end
   end
 
-  describe '#add_message' do
-    let(:message) { 'FOOBAR' }
-    let(:result) { Proofing::Result.new.add_message(message) }
-
-    it 'returns itself' do
-      expect(result).to be_an_instance_of(Proofing::Result)
-    end
-
-    it 'adds a message' do
-      expect(result.messages).to eq([message])
-    end
-
-    it 'does not add duplicate message' do
-      expect(result.add_message(message).messages).to eq([message])
-    end
-  end
-
   describe '#exception?' do
     subject { result.exception? }