Registrar form

app/models/registrar.rb

@@ -1,10 +1,14 @@
 class Registrar < ActiveRecord::Base
   belongs_to :country
-  has_many :domains
+  has_many :domains, :dependent => :restrict_with_error
   has_many :ns_sets
   has_many :epp_users
   has_many :users
 
+  validates :name, :reg_no, :address, :country, presence: true
+  validates :name, :reg_no, uniqueness: true
+
+
   def domain_transfers
     at = DomainTransfer.arel_table
     DomainTransfer.where(