diff --git a/src/sctp_capabilities/attributes.c b/src/sctp_capabilities/attributes.c
new file mode 100644
index 0000000..f84ff70
--- /dev/null
+++ b/src/sctp_capabilities/attributes.c
@@ -0,0 +1,23 @@
+#include "capabilities.h"
+#include <rawrtcdc/sctp_capabilities.h>
+#include <rawrtcc/code.h>
+#include <re.h>
+
+/*
+ * Get the SCTP parameter's maximum message size value.
+ *
+ * Note: A value of `0` indicates that the implementation supports
+ *       receiving messages of arbitrary size.
+ */
+enum rawrtc_code rawrtc_sctp_capabilities_get_max_message_size(
+    uint64_t* const max_message_sizep,  // de-referenced
+    struct rawrtc_sctp_capabilities* const capabilities) {
+    // Check arguments
+    if (!capabilities) {
+        return RAWRTC_CODE_INVALID_ARGUMENT;
+    }
+
+    // Set value
+    *max_message_sizep = capabilities->max_message_size;
+    return RAWRTC_CODE_SUCCESS;
+}