diff --git a/eba.xslt b/eba.xslt
index 8702911..c20d43d 100644
--- a/eba.xslt
+++ b/eba.xslt
@@ -14,6 +14,7 @@
 	<xsl:output indent="yes" method="xml" omit-xml-declaration="yes" />
 	<xsl:variable name="eeacountrycodes" select="document('lookup/eea-countries.xml')/codes/code" />
 	<xsl:variable name="countrycodes" select="document('lookup/iso-3166-1.xml')/codes/code" />
+	<xsl:variable name="entrypoints" select="document('lookup/eba-entrypoints.xml')/codes/code" />
 	<xsl:include href="common.xslt" />
 
 	<xsl:variable name="ebavalidations" select="document('lookup/eba-filing-rules.xml')" />
@@ -232,6 +233,12 @@
 				<xsl:with-param name="context" select="$href" />
 			</xsl:call-template>
 		</xsl:if>
+		<xsl:if test="not($entrypoints[. = $href])">
+			<xsl:call-template name="EBAError">
+				<xsl:with-param name="code" select="'1.5.b'" />
+				<xsl:with-param name="context" select="$href" />
+			</xsl:call-template>
+		</xsl:if>
 	</xsl:template>
 
 	<xsl:template match="link:linkbaseRef">
diff --git a/lookup/eba-entrypoints.xml b/lookup/eba-entrypoints.xml
new file mode 100644
index 0000000..aa358ff
--- /dev/null
+++ b/lookup/eba-entrypoints.xml
@@ -0,0 +1,3 @@
+<codes>
+    <code>http://www.eba.europa.eu/eu/fr/xbrl/crr/fws/sbp/cir-2070-2016/2023-07-31/mod/sbp_ifrs9.xsd</code>
+</codes>
\ No newline at end of file
diff --git a/lookup/eba-filing-rules.xml b/lookup/eba-filing-rules.xml
index 906e2b4..ca24028 100644
--- a/lookup/eba-filing-rules.xml
+++ b/lookup/eba-filing-rules.xml
@@ -13,7 +13,15 @@
 			[SBR13, p. 6]</control>
 	</rule>
 
-	<!-- 1.5.2 requires lookup -->
+	<!-- 1.5.b requires lookup -->
+	<rule>
+		<error_code>1.5.b</error_code>
+		<error_message>inappropriateSchemaRef</error_message>
+		<severity>ERROR</severity>
+		<control>The schemaRef element MUST refer to a URL appropriate to the module and the
+			reference date of an XBRL report, drawn from the list of xsd entry points published by
+			the EBA2.[EBA14]</control>
+	</rule>
 
 	<rule>
 		<error_code>1.6.c</error_code>
@@ -306,7 +314,9 @@
 		<error_code>3.11</error_code>
 		<error_message>leadingOrTrailingSpacesInText</error_message>
 		<severity>ERROR</severity>
-		<control>String facts, and string typed domain values, SHOULD not start or end with whitespace characters (i.e. MUST not do so unless, exceptionally, the whitespace is part of the data intended to be conveyed). [EIOPA15-S.2.21]</control>
+		<control>String facts, and string typed domain values, SHOULD not start or end with
+			whitespace characters (i.e. MUST not do so unless, exceptionally, the whitespace is part
+			of the data intended to be conveyed). [EIOPA15-S.2.21]</control>
 	</rule>
 
 </validation_rules>
\ No newline at end of file