diff --git a/src/Standards/PSR2/Sniffs/Namespaces/NamespaceDeclarationSniff.php b/src/Standards/PSR2/Sniffs/Namespaces/NamespaceDeclarationSniff.php
index 7b1dad199f..3d910ea321 100644
--- a/src/Standards/PSR2/Sniffs/Namespaces/NamespaceDeclarationSniff.php
+++ b/src/Standards/PSR2/Sniffs/Namespaces/NamespaceDeclarationSniff.php
@@ -50,6 +50,11 @@ public function process(File $phpcsFile, $stackPtr)
 
         $end = $phpcsFile->findEndOfStatement($stackPtr);
         for ($i = ($end + 1); $i < ($phpcsFile->numTokens - 1); $i++) {
+            if ($tokens[$i]['code'] === T_CLOSE_TAG) {
+                // Don't enforce new line if the next thing after the statement is a PHP close tag.
+                return;
+            }
+
             if ($tokens[$i]['line'] === $tokens[$end]['line']) {
                 continue;
             }
diff --git a/src/Standards/PSR2/Tests/Namespaces/NamespaceDeclarationUnitTest.inc b/src/Standards/PSR2/Tests/Namespaces/NamespaceDeclarationUnitTest.inc
index 703393396f..3d09d432c3 100644
--- a/src/Standards/PSR2/Tests/Namespaces/NamespaceDeclarationUnitTest.inc
+++ b/src/Standards/PSR2/Tests/Namespaces/NamespaceDeclarationUnitTest.inc
@@ -24,3 +24,10 @@ namespace Vendor\Package;
 $call = namespace\function_name();
 echo namespace\CONSTANT_NAME;
 // Something which is not a blank line.
+
+// When the next thing after a namespace declaration is a PHP close tag, don't enforce a new line as it may impact HTML display.
+namespace Vendor\NoBlankLine\EndsOnCloseTag ?>
+<?php
+namespace Vendor\HasBlankLine\EndsOnSemiColonPlusCloseTag; ?>
+
+<?php
diff --git a/src/Standards/PSR2/Tests/Namespaces/NamespaceDeclarationUnitTest.inc.fixed b/src/Standards/PSR2/Tests/Namespaces/NamespaceDeclarationUnitTest.inc.fixed
index 0b39bfa086..38a4f51d5e 100644
--- a/src/Standards/PSR2/Tests/Namespaces/NamespaceDeclarationUnitTest.inc.fixed
+++ b/src/Standards/PSR2/Tests/Namespaces/NamespaceDeclarationUnitTest.inc.fixed
@@ -26,3 +26,10 @@ namespace Vendor\Package;
 $call = namespace\function_name();
 echo namespace\CONSTANT_NAME;
 // Something which is not a blank line.
+
+// When the next thing after a namespace declaration is a PHP close tag, don't enforce a new line as it may impact HTML display.
+namespace Vendor\NoBlankLine\EndsOnCloseTag ?>
+<?php
+namespace Vendor\HasBlankLine\EndsOnSemiColonPlusCloseTag; ?>
+
+<?php