Wis. Stat. § 946.465
This section is amended eff. 1-1-14 by 2011 Wis. Act 266 to read:
946.465 Tampering with a global positioning system tracking device. Whoever, without the authorization of the department of corrections, intentionally tampers with, or blocks, diffuses, or prevents the clear reception of, a signal transmitted by, a global positioning system tracking device or comparable technology that is provided under s. 301.48 or 301.49 is guilty of a Class I felony.