diff --git a/app/logical/bulk_update_request_processor.rb b/app/logical/bulk_update_request_processor.rb
index 951495048..96212a72e 100644
--- a/app/logical/bulk_update_request_processor.rb
+++ b/app/logical/bulk_update_request_processor.rb
@@ -117,6 +117,22 @@ class BulkUpdateRequestProcessor
     []
   end
 
+  def is_tag_move_allowed?
+    tokens.all? do |type, *args|
+      case type
+      when :create_alias
+        BulkUpdateRequestProcessor.is_tag_move_allowed?(args[0], args[1])
+      when :mass_update
+        lhs = PostQueryBuilder.new(args[0])
+        rhs = PostQueryBuilder.new(args[1])
+
+        lhs.is_simple_tag? && rhs.is_simple_tag? && BulkUpdateRequestProcessor.is_tag_move_allowed?(args[0], args[1])
+      else
+        false
+      end
+    end
+  end
+
   def to_dtext
     tokens.map do |token|
       case token[0]
@@ -132,5 +148,15 @@ class BulkUpdateRequestProcessor
     end.join("\n")
   end
 
+  private
+
+  def self.is_tag_move_allowed?(antecedent_name, consequent_name)
+    antecedent_tag = Tag.find_by_name(Tag.normalize_name(antecedent_name))
+    consequent_tag = Tag.find_by_name(Tag.normalize_name(consequent_name))
+
+    (antecedent_tag.blank? || antecedent_tag.empty? || (antecedent_tag.artist? && antecedent_tag.post_count <= 100)) &&
+    (consequent_tag.blank? || consequent_tag.empty? || (consequent_tag.artist? && consequent_tag.post_count <= 100))
+  end
+
   memoize :tokens
 end
diff --git a/app/models/bulk_update_request.rb b/app/models/bulk_update_request.rb
index 96b095a74..6909728a6 100644
--- a/app/models/bulk_update_request.rb
+++ b/app/models/bulk_update_request.rb
@@ -136,6 +136,10 @@ class BulkUpdateRequest < ApplicationRecord
     @processor ||= BulkUpdateRequestProcessor.new(script, forum_topic_id: forum_topic_id, skip_secondary_validations: skip_secondary_validations)
   end
 
+  def is_tag_move_allowed?
+    processor.is_tag_move_allowed?
+  end
+
   def is_pending?
     status == "pending"
   end
diff --git a/app/policies/bulk_update_request_policy.rb b/app/policies/bulk_update_request_policy.rb
index 5c9201d93..7f0700636 100644
--- a/app/policies/bulk_update_request_policy.rb
+++ b/app/policies/bulk_update_request_policy.rb
@@ -8,7 +8,7 @@ class BulkUpdateRequestPolicy < ApplicationPolicy
   end
 
   def approve?
-    user.is_admin? && !record.is_approved?
+    unbanned? && !record.is_approved? && (user.is_admin? || (user.is_builder? && record.is_tag_move_allowed?))
   end
 
   def destroy?
diff --git a/app/views/bulk_update_requests/_bur_edit_links.html.erb b/app/views/bulk_update_requests/_bur_edit_links.html.erb
index 644938b27..def972e05 100644
--- a/app/views/bulk_update_requests/_bur_edit_links.html.erb
+++ b/app/views/bulk_update_requests/_bur_edit_links.html.erb
@@ -1,8 +1,6 @@
 <%# bur %>
 
-<% if policy(bur).approve? %>
-  <%= link_to "Approve", approve_bulk_update_request_path(bur), remote: true, method: :post, "data-confirm": "Are you sure you want to approve this bulk update request?" %> |
-<% end %>
+<%= link_to_if policy(bur).approve?, "Approve", approve_bulk_update_request_path(bur), remote: true, method: :post, "data-confirm": "Are you sure you want to approve this bulk update request?" %> |
 <% if policy(bur).destroy? %>
   <%= link_to "Reject", bur, remote: true, method: :delete, "data-confirm": "Are you sure you want to reject this bulk update request?" %> |
 <% end %>
diff --git a/test/functional/bulk_update_requests_controller_test.rb b/test/functional/bulk_update_requests_controller_test.rb
index f6b551448..b91a8e04c 100644
--- a/test/functional/bulk_update_requests_controller_test.rb
+++ b/test/functional/bulk_update_requests_controller_test.rb
@@ -4,6 +4,7 @@ class BulkUpdateRequestsControllerTest < ActionDispatch::IntegrationTest
   context "BulkUpdateRequestsController" do
     setup do
       @user = create(:user)
+      @builder = create(:builder_user)
       @admin = create(:admin_user)
       @bulk_update_request = create(:bulk_update_request, user: @user)
     end
@@ -121,6 +122,33 @@ class BulkUpdateRequestsControllerTest < ActionDispatch::IntegrationTest
         end
       end
 
+      context "for a builder" do
+        should "fail for a large artist move" do
+          create(:tag, name: "artist1", category: Tag.categories.artist, post_count: 1000)
+          @bulk_update_request = create(:bulk_update_request, script: "create alias artist1 -> artist2")
+
+          post_auth approve_bulk_update_request_path(@bulk_update_request), @builder
+
+          assert_response 403
+          assert_equal("pending", @bulk_update_request.reload.status)
+          assert_equal(false, TagAlias.where(antecedent_name: "artist1", consequent_name: "artist2").exists?)
+        end
+
+        should "succeed for a small artist move" do
+          create(:tag, name: "artist1a", category: Tag.categories.artist, post_count: 10)
+          create(:tag, name: "artist1b", category: Tag.categories.general, post_count: 0)
+          create(:tag, name: "artist2a", category: Tag.categories.artist, post_count: 20)
+          @bulk_update_request = create(:bulk_update_request, script: "mass update artist1a -> artist1b\ncreate alias artist2a -> artist2b")
+
+          post_auth approve_bulk_update_request_path(@bulk_update_request), @builder
+
+          assert_redirected_to(bulk_update_requests_path)
+          assert_equal("approved", @bulk_update_request.reload.status)
+          assert_equal(@builder, @bulk_update_request.approver)
+          assert_equal(true, TagAlias.where(antecedent_name: "artist2a", consequent_name: "artist2b").exists?)
+        end
+      end
+
       context "for an admin" do
         should "succeed" do
           post_auth approve_bulk_update_request_path(@bulk_update_request), @admin