Article 306.- Obstructing the enforcement of judgements 1. Those who abuse positions and powers, deliberately obstructing the enforcement of judgements, and/thus, cause serious consequences, shall be subject to noncustodial reform for up to three years or a prison term of between six months and three years. 2. Committing the crime in one of the following circumstances, the offenders shall be sentenced to between two years and five years of imprisonment: a) In an organized manner; b) Causing very serious or particularly serious consequences. 3. The offenders shall also be banned from holding certain posts for one to five years. Article 307.- Making false declarations or supplying false documents 1. Any expert witnesses, interpreters and/or witnesses who make false conclusions, interpretation or declarations or supply documents which they clearly know are untrue, shall be subject to warning, non-custodial reform for up to one year or a prison term of between three months and one year. 2. Committing the crime in one of the following circumstances, the offenders shall be sentenced to between one and three years of imprisonment: a) In an organized manner; b) Causing serious consequences. 3. Committing the crime and causing very serious or particular serious consequences, the offenders shall be sentenced to between three and seven years of imprisonment. 4. The offenders may also be banned from holding certain posts, practicing certain occupations or doing certain jobs for one to five years. Article 308.- Refusing to make declarations, refusing to make expert conclusions or refusing to supply documents 1. Those who refuse to make declarations in cases other than those stipulated in Clause 2, Article 22 of this Code, or shirk the duty to make declarations, expert conclusions or refuse to supply documents, without plausible reasons, shall be subject to warning, non-custodial reform for up to one year or a prison term of between three months and one year.