diff --git a/htdocs/core/modules/commande/doc/pdf_einstein.modules.php b/htdocs/core/modules/commande/doc/pdf_einstein.modules.php
index afa31dac57d..22a6955aa48 100644
--- a/htdocs/core/modules/commande/doc/pdf_einstein.modules.php
+++ b/htdocs/core/modules/commande/doc/pdf_einstein.modules.php
@@ -1311,21 +1311,11 @@ class pdf_einstein extends ModelePDFCommandes
 		$pdf->SetXY($posx, $posy);
 		$pdf->SetTextColor(0, 0, 60);
 		$title = $outputlangs->transnoentities($titlekey);
-		if (!empty($conf->global->MAIN_PDF_REF_IN_TITLE)) {
-			$title .= " " . $outputlangs->convToOutputCharset($object->ref);
-		}
+
+		$title .= " " . $outputlangs->convToOutputCharset($object->ref);
+
 		$pdf->MultiCell($w, 3, $title, '', 'R');
 
-		$pdf->SetFont('', 'B', $default_font_size);
-
-		$posy += 5;
-		if (empty($conf->global->MAIN_PDF_REF_IN_TITLE)) {
-			$pdf->SetXY($posx, $posy);
-			$pdf->SetTextColor(0, 0, 60);
-			$pdf->MultiCell(100, 4, $outputlangs->transnoentities("Ref")." : ".$outputlangs->convToOutputCharset($object->ref), '', 'R');
-
-			$posy += 1;
-		}
 		$pdf->SetFont('', '', $default_font_size - 1);
 
 		if ($object->ref_client) {
diff --git a/htdocs/core/modules/commande/doc/pdf_eratosthene.modules.php b/htdocs/core/modules/commande/doc/pdf_eratosthene.modules.php
index 8ddc675925c..f689ed95734 100644
--- a/htdocs/core/modules/commande/doc/pdf_eratosthene.modules.php
+++ b/htdocs/core/modules/commande/doc/pdf_eratosthene.modules.php
@@ -1482,9 +1482,8 @@ class pdf_eratosthene extends ModelePDFCommandes
 			$title .= ' - ';
 			$title .= $outputlangsbis->transnoentities($titlekey);
 		}
-		if (!empty($conf->global->MAIN_PDF_REF_IN_TITLE)) {
-			$title .= " " . $outputlangs->convToOutputCharset($object->ref);
-		}
+
+		$title .= " " . $outputlangs->convToOutputCharset($object->ref);
 
 		$pdf->MultiCell($w, 3, $title, '', 'R');
 
diff --git a/htdocs/core/modules/contract/doc/pdf_strato.modules.php b/htdocs/core/modules/contract/doc/pdf_strato.modules.php
index e046f829486..d3d0f1905ff 100644
--- a/htdocs/core/modules/contract/doc/pdf_strato.modules.php
+++ b/htdocs/core/modules/contract/doc/pdf_strato.modules.php
@@ -640,24 +640,14 @@ class pdf_strato extends ModelePDFContract
 		$pdf->SetXY($posx, $posy);
 		$pdf->SetTextColor(0, 0, 60);
 		$title = $outputlangs->transnoentities("ContractCard");
-		if (!empty($conf->global->MAIN_PDF_REF_IN_TITLE)) {
-			$title .= " " . $outputlangs->convToOutputCharset($object->ref);
-		}
+
+		$title .= " " . $outputlangs->convToOutputCharset($object->ref);
+
 		$pdf->MultiCell(100, 4, $title, '', 'R');
 
-		$pdf->SetFont('', 'B', $default_font_size + 2);
-
-		$posy += 5;
-		if (empty($conf->global->MAIN_PDF_REF_IN_TITLE)) {
-			$pdf->SetXY($posx, $posy);
-			$pdf->SetTextColor(0, 0, 60);
-			$pdf->MultiCell(100, 4, $outputlangs->transnoentities("Ref")." : ".$outputlangs->convToOutputCharset($object->ref), '', 'R');
-		}
-
-		$posy += 1;
 		$pdf->SetFont('', '', $default_font_size);
 
-		$posy += 4;
+		$posy += 5;
 		$pdf->SetXY($posx, $posy);
 		$pdf->SetTextColor(0, 0, 60);
 		$pdf->MultiCell(100, 3, $outputlangs->transnoentities("Date")." : ".dol_print_date($object->date_contrat, "day", false, $outputlangs, true), '', 'R');
diff --git a/htdocs/core/modules/expedition/doc/pdf_espadon.modules.php b/htdocs/core/modules/expedition/doc/pdf_espadon.modules.php
index 4042809a870..3ea72178622 100644
--- a/htdocs/core/modules/expedition/doc/pdf_espadon.modules.php
+++ b/htdocs/core/modules/expedition/doc/pdf_espadon.modules.php
@@ -1003,9 +1003,9 @@ class pdf_espadon extends ModelePdfExpedition
 		$pdf->SetXY($posx, $posy);
 		$pdf->SetTextColor(0, 0, 60);
 		$title = $outputlangs->transnoentities("SendingSheet");
-		if (!empty($conf->global->MAIN_PDF_REF_IN_TITLE)) {
-			$title .= " " . $outputlangs->convToOutputCharset($object->ref);
-		}
+
+		$title .= " " . $outputlangs->convToOutputCharset($object->ref);
+
 		$pdf->MultiCell($w, 4, $title, '', 'R');
 
 		$pdf->SetFont('', '', $default_font_size + 1);
diff --git a/htdocs/core/modules/expedition/doc/pdf_rouget.modules.php b/htdocs/core/modules/expedition/doc/pdf_rouget.modules.php
index 6024f07f8be..979b34a4b83 100644
--- a/htdocs/core/modules/expedition/doc/pdf_rouget.modules.php
+++ b/htdocs/core/modules/expedition/doc/pdf_rouget.modules.php
@@ -953,23 +953,16 @@ class pdf_rouget extends ModelePdfExpedition
 		$pdf->SetXY($posx, $posy);
 		$pdf->SetTextColor(0, 0, 60);
 		$title = $outputlangs->transnoentities("SendingSheet");
-		if (!empty($conf->global->MAIN_PDF_REF_IN_TITLE)) {
-			$title .= " " . $outputlangs->convToOutputCharset($object->ref);
-		}
+
+		$title .= " " . $outputlangs->convToOutputCharset($object->ref);
+
 		$pdf->MultiCell($w, 4, $title, '', 'R');
 
 		$pdf->SetFont('', '', $default_font_size + 1);
 
-		$posy += 5;
-		if (empty($conf->global->MAIN_PDF_REF_IN_TITLE)) {
-			$pdf->SetXY($posx, $posy);
-			$pdf->SetTextColor(0, 0, 60);
-			$pdf->MultiCell($w, 4, $outputlangs->transnoentities("RefSending")." : ".$object->ref, '', 'R');
-		}
-
 		// Date planned delivery
 		if (!empty($object->date_delivery)) {
-				$posy += 4;
+				$posy += 5;
 				$pdf->SetXY($posx, $posy);
 				$pdf->SetTextColor(0, 0, 60);
 				$pdf->MultiCell($w, 4, $outputlangs->transnoentities("DateDeliveryPlanned")." : ".dol_print_date($object->date_delivery, "day", false, $outputlangs, true), '', 'R');
diff --git a/htdocs/core/modules/facture/doc/pdf_crabe.modules.php b/htdocs/core/modules/facture/doc/pdf_crabe.modules.php
index 832033cb932..98d62204bd4 100644
--- a/htdocs/core/modules/facture/doc/pdf_crabe.modules.php
+++ b/htdocs/core/modules/facture/doc/pdf_crabe.modules.php
@@ -985,9 +985,9 @@ class pdf_crabe extends ModelePDFFactures
 		if ($object->type == 2) {
 			$title = $outputlangs->transnoentities("PaymentsBackAlreadyDone");
 		}
-		if (!empty($conf->global->MAIN_PDF_REF_IN_TITLE)) {
-			$title .= " " . $outputlangs->convToOutputCharset($object->ref);
-		}
+
+		$title .= " " . $outputlangs->convToOutputCharset($object->ref);
+
 		$pdf->SetFont('', '', $default_font_size - 3);
 		$pdf->SetXY($tab3_posx, $tab3_top - 4);
 		$pdf->MultiCell(60, 3, $title, 0, 'L', 0);
diff --git a/htdocs/core/modules/facture/doc/pdf_sponge.modules.php b/htdocs/core/modules/facture/doc/pdf_sponge.modules.php
index bf81a83d9ad..65d5e57f9e4 100644
--- a/htdocs/core/modules/facture/doc/pdf_sponge.modules.php
+++ b/htdocs/core/modules/facture/doc/pdf_sponge.modules.php
@@ -986,9 +986,8 @@ class pdf_sponge extends ModelePDFFactures
 		if ($object->type == 2) {
 			$title = $outputlangs->transnoentities("PaymentsBackAlreadyDone");
 		}
-		if (!empty($conf->global->MAIN_PDF_REF_IN_TITLE)) {
-			$title .= " " . $outputlangs->convToOutputCharset($object->ref);
-		}
+
+		$title .= " " . $outputlangs->convToOutputCharset($object->ref);
 
 		$pdf->SetFont('', '', $default_font_size - 3);
 		$pdf->SetXY($tab3_posx, $tab3_top - 4);
diff --git a/htdocs/core/modules/fichinter/doc/pdf_soleil.modules.php b/htdocs/core/modules/fichinter/doc/pdf_soleil.modules.php
index e89d86cacdd..8710c67dda1 100644
--- a/htdocs/core/modules/fichinter/doc/pdf_soleil.modules.php
+++ b/htdocs/core/modules/fichinter/doc/pdf_soleil.modules.php
@@ -596,24 +596,15 @@ class pdf_soleil extends ModelePDFFicheinter
 		$pdf->SetXY($posx, $posy);
 		$pdf->SetTextColor(0, 0, 60);
 		$title = $outputlangs->transnoentities("InterventionCard");
-		if (!empty($conf->global->MAIN_PDF_REF_IN_TITLE)) {
-			$title .= " " . $outputlangs->convToOutputCharset($object->ref);
-		}
+
+		$title .= " " . $outputlangs->convToOutputCharset($object->ref);
+
 		$pdf->MultiCell(100, 4, $title, '', 'R');
 
-		$pdf->SetFont('', 'B', $default_font_size + 2);
-
 		$posy += 5;
-		if (empty($conf->global->MAIN_PDF_REF_IN_TITLE)) {
-			$pdf->SetXY($posx, $posy);
-			$pdf->SetTextColor(0, 0, 60);
-			$pdf->MultiCell(100, 4, $outputlangs->transnoentities("Ref")." : ".$outputlangs->convToOutputCharset($object->ref), '', 'R');
-		}
 
-		$posy += 1;
 		$pdf->SetFont('', '', $default_font_size);
 
-		$posy += 4;
 		$pdf->SetXY($posx, $posy);
 		$pdf->SetTextColor(0, 0, 60);
 		$pdf->MultiCell(100, 3, $outputlangs->transnoentities("Date")." : ".dol_print_date($object->datec, "day", false, $outputlangs, true), '', 'R');
diff --git a/htdocs/core/modules/propale/doc/pdf_azur.modules.php b/htdocs/core/modules/propale/doc/pdf_azur.modules.php
index bd966458b2a..e86d6208bf1 100644
--- a/htdocs/core/modules/propale/doc/pdf_azur.modules.php
+++ b/htdocs/core/modules/propale/doc/pdf_azur.modules.php
@@ -1473,9 +1473,9 @@ class pdf_azur extends ModelePDFPropales
 		$pdf->SetXY($posx, $posy);
 		$pdf->SetTextColor(0, 0, 60);
 		$title = $outputlangs->transnoentities("PdfCommercialProposalTitle");
-		if (!empty($conf->global->MAIN_PDF_REF_IN_TITLE)) {
-			$title .= " " . $outputlangs->convToOutputCharset($object->ref);
-		}
+
+		$title .= " " . $outputlangs->convToOutputCharset($object->ref);
+
 		$pdf->MultiCell(100, 4, $title, '', 'R');
 
 		$pdf->SetFont('', 'B', $default_font_size);
diff --git a/htdocs/core/modules/propale/doc/pdf_cyan.modules.php b/htdocs/core/modules/propale/doc/pdf_cyan.modules.php
index 5fe4685a469..39211dde470 100644
--- a/htdocs/core/modules/propale/doc/pdf_cyan.modules.php
+++ b/htdocs/core/modules/propale/doc/pdf_cyan.modules.php
@@ -1573,10 +1573,8 @@ class pdf_cyan extends ModelePDFPropales
 		$pdf->SetFont('', 'B', $default_font_size + 3);
 		$pdf->SetXY($posx, $posy);
 		$pdf->SetTextColor(0, 0, 60);
-		$title = $outputlangs->transnoentities("PdfCommercialProposalTitle");
-		if (!empty($conf->global->MAIN_PDF_REF_IN_TITLE)) {
-			$title .= " " . $outputlangs->convToOutputCharset($object->ref);
-		}
+		$title = $outputlangs->transnoentities("PdfCommercialProposalTitle") . " " . $outputlangs->convToOutputCharset($object->ref);
+		
 		$pdf->MultiCell($w, 4, $title, '', 'R');
 
 		$pdf->SetFont('', 'B', $default_font_size);