diff --git a/app/javascript/form.js b/app/javascript/form.js
index c8d5790e..6fbfe19c 100644
--- a/app/javascript/form.js
+++ b/app/javascript/form.js
@@ -52,7 +52,11 @@ safeRegisterElement('submission-form', class extends HTMLElement {
       completedMessage: JSON.parse(this.dataset.completedMessage || '{}'),
       completedRedirectUrl: this.dataset.completedRedirectUrl,
       attachments: reactive(JSON.parse(this.dataset.attachments)),
-      fields: JSON.parse(this.dataset.fields)
+      fields: JSON.parse(this.dataset.fields),
+      completeButtonRef: document.getElementById('complete_button_container'),
+      completeButtonMobileRef: document.getElementById('complete_button_container_mobile'),
+      declineButtonRef: document.getElementById('decline_button')?.closest('modal-button'),
+      declineButtonMobileRef: document.getElementById('decline_button_mobile')?.closest('modal-button')
     })
 
     this.app.mount(this.appElem)
diff --git a/app/javascript/submission_form/form.vue b/app/javascript/submission_form/form.vue
index 2d948bc3..fc90c7bd 100644
--- a/app/javascript/submission_form/form.vue
+++ b/app/javascript/submission_form/form.vue
@@ -113,6 +113,31 @@
       </span>
     </button>
   </Teleport>
+  <Teleport
+    v-for="ref in (canShowCompleteButton ? [completeButtonRef, completeButtonMobileRef].filter(Boolean) : [])"
+    :key="ref"
+    :to="ref"
+  >
+    <button
+      class="btn btn-sm btn-neutral text-white px-4"
+      form="steps_form"
+      type="submit"
+      name="completed"
+      value="true"
+      :disabled="isSubmittingComplete"
+    >
+      <span class="flex items-center">
+        <IconInnerShadowTop
+          v-if="isSubmittingComplete"
+          class="mr-1 animate-spin w-5 h-5"
+          aria-hidden="true"
+        />
+        <span>
+          {{ t('complete') }}
+        </span>
+      </span>
+    </button>
+  </Teleport>
   <button
     v-if="!isFormVisible"
     id="expand_form_button"
@@ -791,6 +816,26 @@ export default {
       required: false,
       default: null
     },
+    completeButtonRef: {
+      type: Object,
+      required: false,
+      default: null
+    },
+    completeButtonMobileRef: {
+      type: Object,
+      required: false,
+      default: null
+    },
+    declineButtonRef: {
+      type: Object,
+      required: false,
+      default: null
+    },
+    declineButtonMobileRef: {
+      type: Object,
+      required: false,
+      default: null
+    },
     schema: {
       type: Array,
       required: false,
@@ -1056,6 +1101,10 @@ export default {
         })
       })
     },
+    canShowCompleteButton () {
+      return this.completeButtonRef && !this.emptyValueRequiredStep && !this.isCompleted && !this.isInvite &&
+        this.stepFields.some((fields) => fields.some((f) => !isEmpty(this.values[f.uuid])))
+    },
     submitButtonText () {
       if (this.alwaysMinimize) {
         return this.t('submit')
@@ -1238,6 +1287,15 @@ export default {
         this.currentStep -= 1
       }
     },
+    canShowCompleteButton: {
+      immediate: true,
+      handler (show) {
+        this.$nextTick(() => {
+          if (this.declineButtonRef) this.declineButtonRef.classList.toggle('hidden', show)
+          if (this.declineButtonMobileRef) this.declineButtonMobileRef.classList.toggle('hidden', show)
+        })
+      }
+    },
     attachmentConditionsIndex: {
       deep: true,
       immediate: true,
diff --git a/app/views/submit_form/show.html.erb b/app/views/submit_form/show.html.erb
index 0d9a229d..6a3f9594 100644
--- a/app/views/submit_form/show.html.erb
+++ b/app/views/submit_form/show.html.erb
@@ -22,6 +22,7 @@
             <%= @submitter.submission.name || @submitter.submission.template.name %>
           </h1>
           <div class="flex items-center space-x-2" style="margin-left: 20px; flex-shrink: 0">
+            <span id="complete_button_container"></span>
             <% if @form_configs[:with_delegate] %>
               <modal-button data-target="<%= delegate_modal_id = SecureRandom.uuid %>">
                 <button id="delegate_button" type="button" class="btn btn-sm !px-5"><%= t(:delegate) %></button>
@@ -65,6 +66,7 @@
           </div>
         </header>
         <scroll-buttons inert class="fixed right-5 top-2 hidden md:flex gap-1 z-50 ease-in-out opacity-0 -translate-y-10">
+          <span id="complete_button_container_mobile"></span>
           <% if @form_configs[:with_delegate] %>
             <modal-button data-target="<%= delegate_modal_id %>">
               <button id="delegate_button_mobile" type="button" class="btn btn-sm px-0" aria-label="<%= t(:delegate) %>">
diff --git a/spec/system/signing_form_spec.rb b/spec/system/signing_form_spec.rb
index 88884d6d..37081ff6 100644
--- a/spec/system/signing_form_spec.rb
+++ b/spec/system/signing_form_spec.rb
@@ -133,7 +133,7 @@ RSpec.describe 'Signing Form' do
 
       # Cell step
       fill_in 'Cell code', with: '123'
-      click_on 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_button('Download')
       expect(page).to have_content('Document has been signed!')
@@ -220,7 +220,7 @@ RSpec.describe 'Signing Form' do
 
       # Cell step
       fill_in 'Cell code', with: '123'
-      click_on 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_button('Download')
       expect(page).to have_content('Document has been signed!')
@@ -308,7 +308,7 @@ RSpec.describe 'Signing Form' do
       click_button 'next'
 
       fill_in 'Cell code', with: '123'
-      click_on 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_button('Download')
       expect(page).to have_content('Document has been signed!')
@@ -398,7 +398,7 @@ RSpec.describe 'Signing Form' do
 
       # Cell step
       fill_in 'Cell code', with: '123'
-      click_on 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_button('Download')
       expect(page).to have_content('Document has been signed!')
@@ -443,7 +443,7 @@ RSpec.describe 'Signing Form' do
       expect(input[:placeholder]).to eq 'Type here...'
 
       fill_in 'First Name', with: 'Mary'
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -468,7 +468,7 @@ RSpec.describe 'Signing Form' do
       expect(page).not_to have_selector(:css, 'div[data-tip="Toggle Multiline Text"]')
 
       fill_in 'First Name', with: 'Very long text'
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -494,7 +494,7 @@ RSpec.describe 'Signing Form' do
       expect(input[:required]).to be_truthy
 
       fill_in 'Birthday', with: I18n.l(25.years.ago, format: '%Y-%m-%d')
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -517,7 +517,7 @@ RSpec.describe 'Signing Form' do
 
       expect(input[:value]).to eq Time.zone.now.strftime('%Y-%m-%d')
 
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -539,7 +539,7 @@ RSpec.describe 'Signing Form' do
       visit submit_form_path(slug: submitter.slug)
 
       check 'Do you agree?'
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -563,7 +563,7 @@ RSpec.describe 'Signing Form' do
       %w[Girl Boy].map { |v| find_field(v) }.each { |input| expect(input[:required]).to be_truthy }
 
       choose 'Boy'
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -670,7 +670,7 @@ RSpec.describe 'Signing Form' do
       expect(input[:placeholder]).to eq 'Type here...'
 
       fill_in 'House number', with: '4'
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -692,7 +692,7 @@ RSpec.describe 'Signing Form' do
       visit submit_form_path(slug: submitter.slug)
 
       %w[Red Green].each { |color| check color }
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -715,7 +715,7 @@ RSpec.describe 'Signing Form' do
 
       select 'Female', from: 'Gender'
 
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -738,7 +738,7 @@ RSpec.describe 'Signing Form' do
 
       find('#expand_form_button').click
       fill_in 'initials_text_input', with: 'John Doe'
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Document has been signed!')
 
@@ -754,7 +754,7 @@ RSpec.describe 'Signing Form' do
       find('#expand_form_button').click
       click_button 'Draw'
       draw_canvas
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Document has been signed!')
 
@@ -773,7 +773,7 @@ RSpec.describe 'Signing Form' do
 
       sleep 0.1
 
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Document has been signed!')
 
@@ -797,7 +797,7 @@ RSpec.describe 'Signing Form' do
       find('#expand_form_button').click
       find('#dropzone').click
       find('input[type="file"]', visible: false).attach_file(Rails.root.join('spec/fixtures/sample-image.png'))
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -821,7 +821,7 @@ RSpec.describe 'Signing Form' do
       find('#expand_form_button').click
       find('#dropzone').click
       find('input[type="file"]', visible: false).attach_file(Rails.root.join('spec/fixtures/sample-document.pdf'))
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -848,7 +848,7 @@ RSpec.describe 'Signing Form' do
       expect(input[:placeholder]).to eq 'Type here...'
 
       fill_in 'Cell code', with: '456'
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -967,7 +967,7 @@ RSpec.describe 'Signing Form' do
       click_button 'next'
 
       fill_in 'Comment', with: 'This is a comment'
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -992,7 +992,7 @@ RSpec.describe 'Signing Form' do
       click_button 'next'
 
       fill_in 'Comment', with: 'This is a comment'
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -1015,7 +1015,7 @@ RSpec.describe 'Signing Form' do
       click_button 'next'
 
       fill_in 'Phone (optional)', with: ''
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -1038,7 +1038,7 @@ RSpec.describe 'Signing Form' do
       click_button 'next'
 
       fill_in 'Phone (optional)', with: '+1 (773) 229-8825'
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -1068,7 +1068,7 @@ RSpec.describe 'Signing Form' do
       visit submit_form_path(slug: first_submitter.slug)
 
       fill_in 'First Name', with: 'Jahn'
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       visit submit_form_path(slug: second_submitter.slug)
 
@@ -1229,7 +1229,7 @@ RSpec.describe 'Signing Form' do
       click_button 'Submit'
 
       fill_in 'First Name', with: 'Mary'
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -1264,7 +1264,7 @@ RSpec.describe 'Signing Form' do
       click_button 'Submit'
 
       fill_in 'First Name', with: 'Mary'
-      click_button 'Complete'
+      find('#submit_form_button').click
 
       expect(page).to have_content('Form has been completed!')
 
@@ -1274,4 +1274,45 @@ RSpec.describe 'Signing Form' do
       expect(field_value(submitter, 'First Name')).to eq 'Mary'
     end
   end
+
+  context 'when header complete button' do
+    let(:template) { create(:template, account:, author:, only_field_types: %w[text date]) }
+    let(:submission) { create(:submission, :with_submitters, template:) }
+    let(:submitter) { submission.submitters.first }
+
+    before do
+      template.fields.second['required'] = false
+      template.save!
+      submission.update(template_fields: template.fields)
+    end
+
+    it 'shows header complete button and hides decline after filling required fields' do
+      visit submit_form_path(slug: submitter.slug)
+
+      expect(page).to have_button('Decline')
+      expect(page).not_to have_css('#complete_button_container button')
+
+      fill_in 'First Name', with: 'John Doe'
+      click_button 'next'
+
+      expect(page).to have_css('#complete_button_container button')
+      expect(page).not_to have_button('Decline')
+    end
+
+    it 'completes the form via header complete button skipping optional fields' do
+      visit submit_form_path(slug: submitter.slug)
+
+      fill_in 'First Name', with: 'John Doe'
+      click_button 'next'
+
+      find('#complete_button_container button').click
+
+      expect(page).to have_content('Form has been completed!')
+
+      submitter.reload
+
+      expect(submitter.completed_at).to be_present
+      expect(field_value(submitter, 'First Name')).to eq 'John Doe'
+    end
+  end
 end