diff --git a/app/controllers/api/documents_controller.rb b/app/controllers/api/documents_controller.rb
index 64dc988..6baa090 100644
--- a/app/controllers/api/documents_controller.rb
+++ b/app/controllers/api/documents_controller.rb
@@ -33,6 +33,8 @@ module Api
 
           with(:citation_finders_names).any_of(search_params[:citation_finder]) if search_params[:citation_finder].present?
 
+          with(:is_only_in_premium_libraries, false)
+
           order_by :doc_date, :desc
           order_by :year, :desc
 
diff --git a/app/controllers/concerns/jurisprudence_search.rb b/app/controllers/concerns/jurisprudence_search.rb
index f90681c..bf12ce9 100644
--- a/app/controllers/concerns/jurisprudence_search.rb
+++ b/app/controllers/concerns/jurisprudence_search.rb
@@ -17,6 +17,8 @@ module JurisprudenceSearch
 
       without(:id).any_of(search_params[:exclude_ids]) if search_params[:exclude_ids].present?
       
+      with(:is_only_in_premium_libraries, false)
+      
       order_by :doc_date, :desc
       order_by :year, :desc
 
diff --git a/app/models/cdao/document.rb b/app/models/cdao/document.rb
index 1df1ffa..3d9deb6 100644
--- a/app/models/cdao/document.rb
+++ b/app/models/cdao/document.rb
@@ -11,6 +11,14 @@ class Cdao::Document < Cdao::Base
   def clean_reference_number
     (reference_number.presence || "").gsub(/<!--\d+-->/, "")
   end
+  
+  def libraries
+    Cdao::DocumentLibrary.where(library_product_type: doc_type, library_product_id: doc_id).map(&:library)
+  end
+
+  def is_only_in_premium_libraries?
+    libraries.all?(&:premium?)
+  end
 
   def to_builder(ability = nil)
     Jbuilder.new do |doc|
@@ -65,6 +73,10 @@ class Cdao::Document < Cdao::Base
       year.present? && year > 0 ? year : (doc_date.try :year)
     end
 
+    boolean :is_only_in_premium_libraries do
+      is_only_in_premium_libraries?
+    end
+
     string :citation_finders_names, multiple: true
   end
 end
diff --git a/app/models/cdao/document_library.rb b/app/models/cdao/document_library.rb
new file mode 100644
index 0000000..f6d19c5
--- /dev/null
+++ b/app/models/cdao/document_library.rb
@@ -0,0 +1,5 @@
+class Cdao::DocumentLibrary < Cdao::Base
+  self.table_name = "document_product_titles"
+
+  belongs_to :library, class_name: "Cdao::Library", foreign_key: :producttitle_id, optional: false
+end
diff --git a/app/models/cdao/jurisprudence.rb b/app/models/cdao/jurisprudence.rb
index 5b8a032..c899c3d 100644
--- a/app/models/cdao/jurisprudence.rb
+++ b/app/models/cdao/jurisprudence.rb
@@ -12,6 +12,14 @@ class Cdao::Jurisprudence < Cdao::Base
 
   alias_attribute :doc_date, :docdate
 
+  def libraries
+    Cdao::DocumentLibrary.where(library_product_type: self.class.name.gsub("Cdao::", ""), library_product_id: id).map(&:library)
+  end
+
+  def is_only_in_premium_libraries?
+    libraries.all?(&:premium?)
+  end
+
   def cited_documents
     Cdao::Citation.where(citing_doc_id: self.id, citing_doc_type: self.class.name.gsub("Cdao::", ""))
   end
@@ -147,6 +155,10 @@ class Cdao::Jurisprudence < Cdao::Base
 
     boolean :edited
 
+    boolean :is_only_in_premium_libraries do
+      is_only_in_premium_libraries?
+    end
+
     join(:phil_rep, :target => Annotation, :type => :string, :join => { :from => :document_id, :to => :id })
   end
 end
diff --git a/app/models/cdao/library.rb b/app/models/cdao/library.rb
index d1a4b2e..2fce45a 100644
--- a/app/models/cdao/library.rb
+++ b/app/models/cdao/library.rb
@@ -2,4 +2,8 @@ class Cdao::Library < Cdao::Base
   default_scope { where(id: Cdao::Library.find_by(key: "JurisprudenceEncyclopedia").try(:id)) }
 
   self.table_name = "producttitles"
+
+  def premium?
+    name.match?(/Encyclopedia/)
+  end
 end