diff --git a/spec/factories.rb b/spec/factories.rb
index c53f16be6..19bfc952a 100644
--- a/spec/factories.rb
+++ b/spec/factories.rb
@@ -343,4 +343,12 @@ FactoryGirl.define do
     association :sender,   factory: :user
     association :receiver, factory: :user
   end
+
+  factory :signature_sheet do
+
+  end
+
+  factory :signature do
+
+  end
 end
diff --git a/spec/features/admin/signature_sheets_spec.rb b/spec/features/admin/signature_sheets_spec.rb
new file mode 100644
index 000000000..3ba13d819
--- /dev/null
+++ b/spec/features/admin/signature_sheets_spec.rb
@@ -0,0 +1,35 @@
+feature 'Signature sheets' do
+
+  background do
+    admin = create(:administrator)
+    login_as(admin.user)
+  end
+
+  scenario "Index"
+
+  scenario 'Create' do
+    visit admin_path
+
+    click_link 'Signature Sheets'
+    click_link 'New'
+
+    select "Proposal", from: "signable_type"
+    fill_in "signable_id", with: "1"
+    fill_in "document_numbers", with: "12345678Z, 99999999Z"
+    click_button "Save"
+
+    expect(page).to have_content "Signature sheet saved successfully"
+  end
+
+  scenario 'Errors on create'
+
+  scenario 'Show' do
+    #display signable
+    #display created_at
+    #display author
+    #display valid signatures count
+    #display invalid signatures count
+    #display invalid signatures with their error
+  end
+
+end
\ No newline at end of file
diff --git a/spec/models/signature_sheet_spec.rb b/spec/models/signature_sheet_spec.rb
new file mode 100644
index 000000000..2f956541c
--- /dev/null
+++ b/spec/models/signature_sheet_spec.rb
@@ -0,0 +1,30 @@
+require 'rails_helper'
+
+describe SignatureSheet do
+
+  describe "validations" do
+    it "should be valid"
+    it "should not be valid without a valid signable"
+    it "should not be valid without document numbers"
+    it "should not be valid without an author"
+  end
+
+  describe "name" do
+    it "returns name for proposal signature sheets"
+    it "returns name for spending proposal signature sheets"
+  end
+
+  describe "verify_signatures" do
+    it "marks signature sheet as processed after verifing all document numbers"
+  end
+
+  describe "invalid_signatures" do
+    it "returns invalid signatures"
+    it "does not return valid signatures"
+  end
+
+  describe "parsed_document_numbers" do
+    it "returns an array after spliting document numbers by newlines"
+  end
+
+end
\ No newline at end of file
diff --git a/spec/models/signature_spec.rb b/spec/models/signature_spec.rb
new file mode 100644
index 000000000..d1f37a3ec
--- /dev/null
+++ b/spec/models/signature_spec.rb
@@ -0,0 +1,46 @@
+require 'rails_helper'
+
+describe Signature
+
+  describe "validations" do
+    it "should be valid"
+    it "should be valid if user exists"
+    it "should not be valid if already voted"
+    it "should not be valid if not in census"
+  end
+
+  describe "in census" do
+    it "checks for all document_types"
+  end
+
+  describe "verify" do
+
+    describie "valid" do
+      it "sets status to verified"
+      it "asigns vote to user"
+    end
+
+    describe "invalid"
+      it "sets status to error"
+      it "does not asign any votes"
+    end
+
+  end
+
+  describe "assign vote" do
+
+    describe "existing user" do
+      it "assigns vote to user"
+      it "does not assign vote to user if already voted"
+      it "marks the vote as coming from a signature"
+    end
+
+    describe "inexistent user" do
+      it "creates a user with that document number"
+      it "assign the vote to newly created user"
+      it "marks the vote as coming from a signature"
+    end
+
+  end
+
+end
\ No newline at end of file