Русско-англо-русский юридический словарь

In accordance with Article 67 of the Criminal Code, voluntary surrender refers to the act of voluntarily delivering oneself up to justice and truthfully confessing one's crime after one has committed the crime. Voluntary surrender is the typical prescribed circumstance leading to a lighter punishment or even exemption of punishment. (Criminal Law in China by Shizhou Wang)

Brookman, a father-of-five, was arrested at Sydney Airport and extradited to Victoria following his voluntary surrender to authorities in Turkey. (Daily Mail)

She also added that Nida, who initially faced up to 30 years behind bars after pleading guilty to charges of fraud and money laundering, got the lighter sentencing due to 'voluntary surrender'. (Daily Mail)

Voluntary surrender of the accused is "deemed a significant mitigating circumstance in determining the sentence". Voluntary surrender occurs rarely and is often combined with remorse, whereas a guilty plea "where entered may in itself constitute a factor substantially mitigating the sentence". (The Trial Proceedings Of The International Criminal Court: ICTY And ICTR)