diff --git a/src/parsing/itai.js b/src/parsing/itai.js
new file mode 100644
index 00000000..8665777b
--- /dev/null
+++ b/src/parsing/itai.js
@@ -0,0 +1,8 @@
+BoxParser.createFullBoxCtor("itai", function(stream) {
+	this.TAI_timestamp = stream.readUint64();
+
+	status_bits = stream.readUint8();
+	this.sychronization_state = (status_bits >> 7) & 0x01;
+	this.timestamp_generation_failure = (status_bits >> 6) & 0x01;
+	this.timestamp_is_modified = (status_bits >> 5) & 0x01;
+});
\ No newline at end of file
diff --git a/src/parsing/taic.js b/src/parsing/taic.js
new file mode 100644
index 00000000..b0fd5cec
--- /dev/null
+++ b/src/parsing/taic.js
@@ -0,0 +1,13 @@
+BoxParser.createFullBoxCtor("taic", function(stream) {
+	this.time_uncertainty = stream.readUint64();
+	this.clock_resolution = stream.readUint32();
+	this.clock_drift_rate = stream.readInt32();
+	var reserved_byte = stream.readUint8();
+	this.clock_type = (reserved_byte & 0xC0) >> 6;
+	
+	if (this.time_uncertainty === 0xffffffffffffffff) {
+		this.time_uncertainty = "unknown";
+	}
+
+
+});
\ No newline at end of file