H Hambali is known to have been involved in various acts of terrorism in indonesia and to have played a role as a member of a terrorist organization. however, to date, no investigation or prosecution has been conducted against hambali. therefore, the research problems formulated in this study are as follows: (1) can hambali be declared to have fulfilled the elements of the crime of terrorism as stipulated in law number 5 of 2018 concerning the eradication of terrorism crimes? (2) what forms of terrorism-related criminal offences may be imposed upon hambali under law number 5 of 2018 concerning the eradication of terrorism crimes? this research employs a normative legal research method with a descriptive research approach. the data used consist of primary and secondary legal materials. data collection was carried out through library research, while data analysis was conducted qualitatively, and conclusions were drawn using a deductive method. the results of this study indicate that hambali fulfills the elements of terrorism crimes as regulated under law number 5 of 2018. the provisions of article 46 of government regulation in lieu of law (perpu) number 1 of 2002 and perpu number 2 of 2002 affirm that terrorism crimes may be applied retroactively. consequently, all actions committed by hambali, including those that occurred prior to the enactment of these regulations, remain subject to criminal liability. furthermore, this study finds that hambali may be charged with two forms of terrorism-related crimes, namely terrorism financing offences and crimes related to his role as a member and as a party involved in controlling the terrorist organization jemaah islamiyah.