Prosecutors can commit to only asking for a particular sentence, but AIUI they can't formally tie the hands of the judge. The sentencing guidelines may also sug

Prosecutors can commit to only asking for a particular sentence, but AIUI they can't formally tie the hands of the judge. The sentencing guidelines may also suggest a sentence far below the theoretical 150 year maximum. One thing that they have done is undertake to consent to any request from Assange to serve any sentence in Australia. So I don't know whether trying to wait out the clock in Belmarsh would be a good move anyway.