Index: app/models/mailer.rb
===================================================================
--- app/models/mailer.rb	(revision 13953)
+++ app/models/mailer.rb	(working copy)
@@ -319,10 +319,12 @@
   # * :tracker  => id of tracker for filtering issues (defaults to all trackers)
   # * :project  => id or identifier of project to process (defaults to all projects)
   # * :users    => array of user/group ids who should be reminded
+  # * :version  => name of target version for filtering issues (defaults to none)
   def self.reminders(options={})
     days = options[:days] || 7
     project = options[:project] ? Project.find(options[:project]) : nil
     tracker = options[:tracker] ? Tracker.find(options[:tracker]) : nil
+    target_versions = options[:version] ? Version.where(name: options[:version]).select(:id).map(&:id) : nil
     user_ids = options[:users]
 
     scope = Issue.open.where("#{Issue.table_name}.assigned_to_id IS NOT NULL" +
@@ -331,6 +333,7 @@
     )
     scope = scope.where(:assigned_to_id => user_ids) if user_ids.present?
     scope = scope.where(:project_id => project.id) if project
+    scope = scope.where(:fixed_version_id => target_versions) unless target_versions.blank?
     scope = scope.where(:tracker_id => tracker.id) if tracker
     issues_by_assignee = scope.includes(:status, :assigned_to, :project, :tracker).
                               group_by(&:assigned_to)
Index: lib/tasks/reminder.rake
===================================================================
--- lib/tasks/reminder.rake	(revision 13953)
+++ lib/tasks/reminder.rake	(working copy)
@@ -23,6 +23,7 @@
   * tracker  => id of tracker (defaults to all trackers)
   * project  => id or identifier of project (defaults to all projects)
   * users    => comma separated list of user/group ids who should be reminded
+  * version  => name of target version for filtering issues (defaults to none)
 
 Example:
   rake redmine:send_reminders days=7 users="1,23, 56" RAILS_ENV="production"
@@ -35,6 +36,7 @@
     options[:project] = ENV['project'] if ENV['project']
     options[:tracker] = ENV['tracker'].to_i if ENV['tracker']
     options[:users] = (ENV['users'] || '').split(',').each(&:strip!)
+    options[:version] = ENV['version'] if ENV['version'] 
 
     Mailer.with_synched_deliveries do
       Mailer.reminders(options)
Index: test/unit/mailer_test.rb
===================================================================
--- test/unit/mailer_test.rb	(revision 13953)
+++ test/unit/mailer_test.rb	(working copy)
@@ -633,6 +633,27 @@
     end
   end
 
+  def test_reminders_for_versions
+    with_settings :default_language => 'en' do 
+      Mailer.reminders(:days => 42, :users => ['3'])
+      assert_equal 1, ActionMailer::Base.deliveries.size 
+
+      ActionMailer::Base.deliveries.clear
+      Version.create!(name: 'Acme', project_id: 1, sharing: 'none')
+      Mailer.reminders(:days => 42, :users => ['3'], :version => 'Acme')
+      assert_equal 0, ActionMailer::Base.deliveries.size       
+      Issue.create!(:project_id => 1, :tracker_id => 1, :status_id => 1,
+                      :subject => 'Assigned to user', :assigned_to => User.find(3),
+                      :due_date => 5.days.from_now,
+                      :author_id => 2)
+      Mailer.reminders(:days => 42, :users => ['3'], :version => 'Acme')
+      assert_equal 1, ActionMailer::Base.deliveries.size  
+
+      mail = last_email
+      assert mail.bcc.include?('dlopper@somenet.foo')
+    end
+  end
+
   def test_mailer_should_not_change_locale
     # Set current language to italian
     set_language_if_valid 'it'