2. The additional penalties include: a) Ban from holding certain posts, practicing certain occupations or doing certain jobs; b) Ban on residence; c) Probation; d) Deprivation of some civic rights e) Confiscation of property; f) Fine, when it is not applied as a principal penalty; g) Expulsion, when it is not applied as a principal penalty. 3. For each offense, the offender shall be subject to only one principal penalty and may be subject to one or more additional penalties. Article 29.- Warning Warning applies to offenders of less serious crimes involving extenuating circumstances not warranting penalty exemption. Article 30.- Fine 1. Fine is applied as a principal penalty to offenders of less serious crimes of infringing upon the economic management order, public order, administrative management order and a number of other crimes prescribed by this Code. 2. Fine is applied as an additional penalty to persons who commit corruption or drug-related crimes or other crimes prescribed by this Code. 3. The fine level shall depend on the nature and seriousness of the crimes committed and take into account the property situation of the offenders and the fluctuation of prices, but must not be lower than one million dong. 4. The fine money can be paid in a lump sum or installments within the time limits decided by the courts in judgements. Article 31.- Non-custodial reform 1. Non-custodial reform of between six months and three years applies to persons committing less serious crimes or serious crimes prescribed by this Code who have stable working places or clear residence places if it is deemed unnecessary to separate the offenders from society.