diff --git a/Civi/Api4/Query/Api4SelectQuery.php b/Civi/Api4/Query/Api4SelectQuery.php
index b8240078b9cc..c1c748c18ce8 100644
--- a/Civi/Api4/Query/Api4SelectQuery.php
+++ b/Civi/Api4/Query/Api4SelectQuery.php
@@ -452,9 +452,13 @@ protected function composeClause(array $clause, string $type, int $depth) {
 
     // For WHERE clause, expr must be the name of a field.
     if ($type === 'WHERE' && !$isExpression) {
-      $field = $this->getField($expr, TRUE);
-      FormattingUtil::formatInputValue($value, $expr, $field, $operator);
-      $fieldAlias = $this->getExpression($expr)->render($this->apiFieldSpec);
+      $expr = $this->getExpression($expr, ['SqlField', 'SqlFunction']);
+      if ($expr->getType() === 'SqlField') {
+        $fieldName = count($expr->getFields()) === 1 ? $expr->getFields()[0] : NULL;
+        $field = $this->getField($fieldName, TRUE);
+        FormattingUtil::formatInputValue($value, $fieldName, $field, $operator);
+      }
+      $fieldAlias = $expr->render($this->apiFieldSpec);
     }
     // For HAVING, expr must be an item in the SELECT clause
     elseif ($type === 'HAVING') {
@@ -592,11 +596,12 @@ protected function createSQLClause($fieldAlias, $operator, $value, $field, int $
 
   /**
    * @param string $expr
+   * @param array $allowedTypes
    * @return SqlExpression
    * @throws \API_Exception
    */
-  protected function getExpression(string $expr) {
-    $sqlExpr = SqlExpression::convert($expr);
+  protected function getExpression(string $expr, $allowedTypes = NULL) {
+    $sqlExpr = SqlExpression::convert($expr, FALSE, $allowedTypes);
     foreach ($sqlExpr->getFields() as $fieldName) {
       $this->getField($fieldName, TRUE);
     }
diff --git a/tests/phpunit/api/v4/Action/SqlFunctionTest.php b/tests/phpunit/api/v4/Action/SqlFunctionTest.php
index 59300c369205..b87873ee6aa9 100644
--- a/tests/phpunit/api/v4/Action/SqlFunctionTest.php
+++ b/tests/phpunit/api/v4/Action/SqlFunctionTest.php
@@ -262,4 +262,23 @@ public function testRandFunction() {
     $this->assertLessThan(1, $result[0]['rand']);
   }
 
+  public function testYearInWhereClause() {
+    $lastName = uniqid(__FUNCTION__);
+    $sampleData = [
+      ['first_name' => 'abc', 'last_name' => $lastName, 'birth_date' => '2009-11-11'],
+      ['first_name' => 'def', 'last_name' => $lastName, 'birth_date' => '2009-01-01'],
+      ['first_name' => 'def', 'last_name' => $lastName, 'birth_date' => '2010-01-01'],
+    ];
+    Contact::save(FALSE)
+      ->setRecords($sampleData)
+      ->execute();
+
+    $result = Contact::get(FALSE)
+      ->addWhere('last_name', '=', $lastName)
+      ->addWhere('YEAR(birth_date)', '=', 2009)
+      ->selectRowCount()
+      ->execute();
+    $this->assertCount(2, $result);
+  }
+
 }