diff --git a/app/lib/certigna/api.rb b/app/lib/certigna/api.rb
index e1c6fb7d35c..e49a4f7e559 100644
--- a/app/lib/certigna/api.rb
+++ b/app/lib/certigna/api.rb
@@ -9,6 +9,10 @@ def self.ensure_properly_configured!
     end
   end
 
+  def self.enabled?
+    ENV.fetch("CERTIGNA_ENABLED", "enabled") == "enabled"
+  end
+
   def self.timestamp(data)
     ensure_properly_configured!
 
diff --git a/app/services/bill_signature_service.rb b/app/services/bill_signature_service.rb
index 797e5bf4b19..7badb339980 100644
--- a/app/services/bill_signature_service.rb
+++ b/app/services/bill_signature_service.rb
@@ -8,6 +8,7 @@ def self.grouped_unsigned_operation_until(date)
   end
 
   def self.sign_operations(operations, day)
+    return unless Certigna::API.enabled?
     bill = BillSignature.build_with_operations(operations, day)
     signature = Certigna::API.timestamp(bill.digest)
     bill.set_signature(signature, day)
diff --git a/config/env.example.optional b/config/env.example.optional
index f22c8389309..e177bf40dc2 100644
--- a/config/env.example.optional
+++ b/config/env.example.optional
@@ -14,6 +14,9 @@ DS_ENV="staging"
 # Agent Connect usage
 # AGENT_CONNECT_ENABLED="disabled" # "enabled" by default
 
+# Certigna usage
+# CERTIGNA_ENABLED="disabled" # "enabled" by default
+
 # Configure the maximum number of times a job is retried
 # MAX_ATTEMPTS_JOBS=25
 # MAX_ATTEMPTS_API_ENTREPRISE_JOBS=5