| 0x1000 | Governance Proposal ID Generation Contract | System internal contract, used for generating IDs for governance proposals, maintaining an incremental sequence |
| 0x1001 | Node Management Contract | Used for node management such as addition, removal, and upgrade |
| 0x1002 | Committee Management Contract | Used to elect members of the Governance Committee, who are responsible for governance |
| 0x1003 | Address Mapping Name Contract | System internal contract, used to map addresses into unique names for easy identification of addresses |
| 0x1004 | Whitelist Management Contract | Used to manage the whitelist that can be used to access AxiomLedger for permission control |
| 0x1005 | Whitelist Provider Management Contract | Used to manage whitelist providers. Only whitelist providers can call the whitelist management contract to update the whitelist |
| 0x1006 | Unfinished Proposal Management Contract | System internal contract, used to manage unfinished proposals |
| 0x1007 | Epoch Management Contract | Used to manage on-chain epoch information and support query |
| 0x1008 | Gas Management Contract | Used to adjust gas related parameters, including gas price, gas price upper and lower limits, etc. |
