This Practice Note explains the offence of stalking under section 2A of the Protection from Harassment Act 1997 (PHA 1997), as well as the aggravated stalking offence under section 4A where stalking causes fear of violence or serious alarm or distress. The Practice Note also sets out the procedure and test for obtaining a Stalking Protection Order (SPO) under the Stalking Protection Act 2019 (SPA 2019), which provides preventative protection against stalking-related risks, including where criminal proceedings have not commenced. Stalking is a form of harassment characterised by a course of conduct involving acts or omissions associated with stalking. The offences of harassment and stalking overlap but are distinct. For information on the offences of harassment under PHA 1997, see Practice Note: Harassment offences. There are two specific stalking offences under PHA 1997: • stalking contrary to PHA 1997, s 2A, and • stalking involving fear of violence or serious alarm or distress contrary to PHA 1997, s 4A The basic offence under PHA 1997, s 2A is summary only. The aggravated offence under PHA 1997,