diff --git a/sdk/head/ptapi/status.h b/sdk/head/ptapi/status.h
new file mode 100644
index 0000000..439167a
--- /dev/null
+++ b/sdk/head/ptapi/status.h
@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2026, Chloe M., et al.
+ * Provided under the BSD-3 clause.
+ *
+ * Description: Program status codes
+ * Author:      Chloe M.
+ */
+
+#ifndef _PTAPI_STATUS_H_
+#define _PTAPI_STATUS_H_ 1
+
+#include <ptdef.h>
+
+/*
+ * All functions and routines that are to return a status code
+ * should be of this return type.
+ */
+typedef ULONG PT_STATUS;
+
+/* Valid status codes */
+#define STATUS_SUCCESS          0       /* Operation completed sucessfully */
+#define STATUS_FAILURE          1       /* Unspecified / generic failure */
+#define STATUS_NO_MEMORY        2       /* Out of memory */
+#define STATUS_NOT_DIRECTORY    3       /* Not a directory */
+#define STATUS_IO_ERROR         4       /* I/O error */
+#define STATUS_INVALID_PARAM    5       /* Invalid parameter */
+#define STATUS_ACCESS_DENIED    6       /* Access to resource is denied */
+
+/*
+ * Developers are encouraged to use this macro rather than directly
+ * handling the conditional.
+ */
+#define PT_ERROR(STATUS)      \
+    ((STATUS) != STATUS_SUCCESS)
+
+#endif  /* !_PTAPI_STATUS_H_ */