In the UK, s 49 of the Regulatory and Investigatory Powers Act 2000 provides for 2-5 years' imprisonment if you were to fail to do so, depending on the nature of the offence under investigation.
In Australia, s 3LA of the Crimes Act 1914 (Cth) imposes a similar obligation with a penalty of 5 or 10 years' imprisonment.
If you find yourself in this position in Russia or China, they would just make you disappear for as long as they saw fit.
In the UK, s 49 of the Regulatory and Investigatory Powers Act 2000 provides for 2-5 years' imprisonment if you were to fail to do so, depending on the nature of the offence under investigation.
In Australia, s 3LA of the Crimes Act 1914 (Cth) imposes a similar obligation with a penalty of 5 or 10 years' imprisonment.
If you find yourself in this position in Russia or China, they would just make you disappear for as long as they saw fit.