---
title: icSerialNumber
framework: corenfc
role: symbol
role_heading: Instance Property
path: corenfc/nfciso15693tag/icserialnumber
---

# icSerialNumber

The IC serial number assigned to the tag by the manufacturer.

## Declaration

```swift
var icSerialNumber: Data { get }
```

## Discussion

Discussion The IC serial number comes from bits 1 through 48 of the identifier data and is in big-endian byte order.

## See Also

### Getting Tag Information

- [icManufacturerCode](corenfc/nfciso15693tag/icmanufacturercode.md)
- [identifier](corenfc/nfciso15693tag/identifier.md)