diff --git a/htdocs/comm/propal/card.php b/htdocs/comm/propal/card.php
index e4cd4f9491f..7953691f11b 100644
--- a/htdocs/comm/propal/card.php
+++ b/htdocs/comm/propal/card.php
@@ -1233,6 +1233,20 @@ if (empty($reshook)) {
 			$date_start = dol_mktime(GETPOST('date_start'.$predef.'hour'), GETPOST('date_start'.$predef.'min'), GETPOST('date_start'.$predef.'sec'), GETPOST('date_start'.$predef.'month'), GETPOST('date_start'.$predef.'day'), GETPOST('date_start'.$predef.'year'));
 			$date_end = dol_mktime(GETPOST('date_end'.$predef.'hour'), GETPOST('date_end'.$predef.'min'), GETPOST('date_end'.$predef.'sec'), GETPOST('date_end'.$predef.'month'), GETPOST('date_end'.$predef.'day'), GETPOST('date_end'.$predef.'year'));
 
+			// Prepare a price equivalent for minimum price check
+			$pu_equivalent = $pu_ht;
+			$pu_equivalent_ttc = $pu_ttc;
+			$currency_tx = $object->multicurrency_tx;
+
+			// Check if we have a foreing currency
+			// If so, we update the pu_equiv as the equivalent price in base currency
+			if ($pu_ht == '' && $pu_ht_devise != '' && $currency_tx != '') {
+				$pu_equivalent = $pu_ht_devise * $currency_tx;
+			}
+			if ($pu_ttc == '' && $pu_ttc_devise != '' && $currency_tx != '') {
+				$pu_equivalent_ttc = $pu_ttc_devise * $currency_tx;
+			}
+
 			// Local Taxes
 			$localtax1_tx = get_localtax($tva_tx, 1, $object->thirdparty, $tva_npr);
 			$localtax2_tx = get_localtax($tva_tx, 2, $object->thirdparty, $tva_npr);
@@ -1246,11 +1260,11 @@ if (empty($reshook)) {
 			//var_dump(price2num($price_min_ttc)); var_dump(price2num($pu_ttc)); var_dump($remise_percent);exit;
 
 			if ($usermustrespectpricemin) {
-				if ($pu_ht && $price_min && ((price2num($pu_ht) * (1 - $remise_percent / 100)) < price2num($price_min))) {
+				if ($pu_equivalent && $price_min && ((price2num($pu_equivalent) * (1 - $remise_percent / 100)) < price2num($price_min))) {
 					$mesg = $langs->trans("CantBeLessThanMinPrice", price(price2num($price_min, 'MU'), 0, $langs, 0, 0, -1, $conf->currency));
 					setEventMessages($mesg, null, 'errors');
 					$error++;
-				} elseif ($pu_ttc && $price_min_ttc && ((price2num($pu_ttc) * (1 - $remise_percent / 100)) < price2num($price_min_ttc))) {
+				} elseif ($pu_equivalent_ttc && $price_min_ttc && ((price2num($pu_equivalent_ttc) * (1 - $remise_percent / 100)) < price2num($price_min_ttc))) {
 					$mesg = $langs->trans("CantBeLessThanMinPrice", price(price2num($price_min_ttc, 'MU'), 0, $langs, 0, 0, -1, $conf->currency));
 					setEventMessages($mesg, null, 'errors');
 					$error++;
@@ -1349,6 +1363,20 @@ if (empty($reshook)) {
 
 		$remise_percent = price2num(GETPOST('remise_percent'), '', 2);
 
+		// Prepare a price equivalent for minimum price check
+		$pu_equivalent = $pu_ht;
+		$pu_equivalent_ttc = $pu_ttc;
+		$currency_tx = $object->multicurrency_tx;
+
+		// Check if we have a foreing currency
+		// If so, we update the pu_equiv as the equivalent price in base currency
+		if ($pu_ht == '' && $pu_ht_devise != '' && $currency_tx != '') {
+			$pu_equivalent = $pu_ht_devise * $currency_tx;
+		}
+		if ($pu_ttc == '' && $pu_ttc_devise != '' && $currency_tx != '') {
+			$pu_equivalent_ttc = $pu_ttc_devise * $currency_tx;
+		}
+
 		// Extrafields
 		$extralabelsline = $extrafields->fetch_name_optionals_label($object->table_element_line);
 		$array_options = $extrafields->getOptionalsFromPost($object->table_element_line);
@@ -1388,12 +1416,12 @@ if (empty($reshook)) {
 			//var_dump(price2num($price_min_ttc)); var_dump(price2num($pu_ttc)); var_dump($remise_percent);exit;
 
 			if ($usermustrespectpricemin) {
-				if ($pu_ht && $price_min && ((price2num($pu_ht) * (1 - $remise_percent / 100)) < price2num($price_min))) {
+				if ($pu_equivalent && $price_min && ((price2num($pu_equivalent) * (1 - $remise_percent / 100)) < price2num($price_min))) {
 					$mesg = $langs->trans("CantBeLessThanMinPrice", price(price2num($price_min, 'MU'), 0, $langs, 0, 0, -1, $conf->currency));
 					setEventMessages($mesg, null, 'errors');
 					$error++;
 					$action = 'editline';
-				} elseif ($pu_ttc && $price_min_ttc && ((price2num($pu_ttc) * (1 - $remise_percent / 100)) < price2num($price_min_ttc))) {
+				} elseif ($pu_equivalent_ttc && $price_min_ttc && ((price2num($pu_equivalent_ttc) * (1 - $remise_percent / 100)) < price2num($price_min_ttc))) {
 					$mesg = $langs->trans("CantBeLessThanMinPrice", price(price2num($price_min_ttc, 'MU'), 0, $langs, 0, 0, -1, $conf->currency));
 					setEventMessages($mesg, null, 'errors');
 					$error++;
diff --git a/htdocs/commande/card.php b/htdocs/commande/card.php
index e467a398dc7..135c6fc9ab9 100644
--- a/htdocs/commande/card.php
+++ b/htdocs/commande/card.php
@@ -682,7 +682,23 @@ if (empty($reshook)) {
 			$tva_tx = '';
 		}
 
+
+		// Prepare a price equivalent for minimum price check
+		$pu_equivalent = $pu_ht;
+		$pu_equivalent_ttc = $pu_ttc;
+		$currency_tx = $object->multicurrency_tx;
+
+		// Check if we have a foreing currency
+		// If so, we update the pu_equiv as the equivalent price in base currency
+		if ($pu_ht == '' && $pu_ht_devise != '' && $currency_tx != '') {
+			$pu_equivalent = $pu_ht_devise * $currency_tx;
+		}
+		if ($pu_ttc == '' && $pu_ttc_devise != '' && $currency_tx != '') {
+			$pu_equivalent_ttc = $pu_ttc_devise * $currency_tx;
+		}
+
 		$qty = price2num(GETPOST('qty'.$predef, 'alpha'), 'MS', 2);
+
 		$remise_percent = (GETPOSTISSET('remise_percent'.$predef) ? price2num(GETPOST('remise_percent'.$predef, 'alpha'), '', 2) : 0);
 		if (empty($remise_percent)) {
 			$remise_percent = 0;
@@ -985,11 +1001,11 @@ if (empty($reshook)) {
 			$desc = dol_htmlcleanlastbr($desc);
 
 			if ($usermustrespectpricemin) {
-				if ($pu_ht && $price_min && ((price2num($pu_ht) * (1 - $remise_percent / 100)) < price2num($price_min))) {
+				if ($pu_equivalent && $price_min && ((price2num($pu_equivalent) * (1 - $remise_percent / 100)) < price2num($price_min))) {
 					$mesg = $langs->trans("CantBeLessThanMinPrice", price(price2num($price_min, 'MU'), 0, $langs, 0, 0, -1, $conf->currency));
 					setEventMessages($mesg, null, 'errors');
 					$error++;
-				} elseif ($pu_ttc && $price_min_ttc && ((price2num($pu_ttc) * (1 - $remise_percent / 100)) < price2num($price_min_ttc))) {
+				} elseif ($pu_equivalent_ttc && $price_min_ttc && ((price2num($pu_equivalent_ttc) * (1 - $remise_percent / 100)) < price2num($price_min_ttc))) {
 					$mesg = $langs->trans("CantBeLessThanMinPrice", price(price2num($price_min_ttc, 'MU'), 0, $langs, 0, 0, -1, $conf->currency));
 					setEventMessages($mesg, null, 'errors');
 					$error++;
@@ -1075,6 +1091,20 @@ if (empty($reshook)) {
 
 		$qty = price2num(GETPOST('qty', 'alpha'), 'MS');
 
+		// Prepare a price equivalent for minimum price check
+		$pu_equivalent = $pu_ht;
+		$pu_equivalent_ttc = $pu_ttc;
+		$currency_tx = $object->multicurrency_tx;
+
+		// Check if we have a foreing currency
+		// If so, we update the pu_equiv as the equivalent price in base currency
+		if ($pu_ht == '' && $pu_ht_devise != '' && $currency_tx != '') {
+			$pu_equivalent = $pu_ht_devise * $currency_tx;
+		}
+		if ($pu_ttc == '' && $pu_ttc_devise != '' && $currency_tx != '') {
+			$pu_equivalent_ttc = $pu_ttc_devise * $currency_tx;
+		}
+
 		// Define info_bits
 		$info_bits = 0;
 		if (preg_match('/\*/', $vat_rate)) {
@@ -1128,12 +1158,12 @@ if (empty($reshook)) {
 			$label = ((GETPOST('update_label') && GETPOST('product_label')) ? GETPOST('product_label') : '');
 
 			if ($usermustrespectpricemin) {
-				if ($pu_ht && $price_min && ((price2num($pu_ht) * (1 - $remise_percent / 100)) < price2num($price_min))) {
+				if ($pu_equivalent && $price_min && ((price2num($pu_equivalent) * (1 - $remise_percent / 100)) < price2num($price_min))) {
 					$mesg = $langs->trans("CantBeLessThanMinPrice", price(price2num($price_min, 'MU'), 0, $langs, 0, 0, -1, $conf->currency));
 					setEventMessages($mesg, null, 'errors');
 					$error++;
 					$action = 'editline';
-				} elseif ($pu_ttc && $price_min_ttc && ((price2num($pu_ttc) * (1 - $remise_percent / 100)) < price2num($price_min_ttc))) {
+				} elseif ($pu_equivalent_ttc && $price_min_ttc && ((price2num($pu_equivalent_ttc) * (1 - $remise_percent / 100)) < price2num($price_min_ttc))) {
 					$mesg = $langs->trans("CantBeLessThanMinPrice", price(price2num($price_min_ttc, 'MU'), 0, $langs, 0, 0, -1, $conf->currency));
 					setEventMessages($mesg, null, 'errors');
 					$error++;