_ArbOwner

Method	Source	Description
`addChainOwner(address newOwner)`	Interface · Implementation	AddChainOwner adds account as a chain owner
`removeChainOwner(address ownerToRemove)`	Interface · Implementation	RemoveChainOwner removes account from the list of chain owners
`isChainOwner(address addr)`	Interface · Implementation	IsChainOwner checks if the account is a chain owner
`getAllChainOwners()`	Interface · Implementation	GetAllChainOwners retrieves the list of chain owners
`setNativeTokenManagementFrom(uint64 timestamp)`	Interface · Implementation	SetNativeTokenManagementFrom sets native token management enabled-from time.
`setTransactionFilteringFrom(uint64 timestamp)`	Interface · Implementation	SetTransactionFilteringFrom sets transaction filtering enabled-from time.
`addNativeTokenOwner(address newOwner)`	Interface · Implementation	AddNativeTokenOwner adds account as a native token owner
`removeNativeTokenOwner(address ownerToRemove)`	Interface · Implementation	RemoveNativeTokenOwner removes account from the list of native token owners
`isNativeTokenOwner(address addr)`	Interface · Implementation	IsNativeTokenOwner checks if the account is a native token owner
`getAllNativeTokenOwners()`	Interface · Implementation	GetAllNativeTokenOwners retrieves the list of native token owners
`addTransactionFilterer(address filterer)`	Interface · Implementation	AddTransactionFilterer adds account as a transaction filterer (authorized to use ArbFilteredTransactionsManager)
`removeTransactionFilterer(address filterer)`	Interface · Implementation	RemoveTransactionFilterer removes account from the list of transaction filterers
`isTransactionFilterer(address filterer)`	Interface · Implementation	IsTransactionFilterer checks if the account is a transaction filterer
`getAllTransactionFilterers()`	Interface · Implementation	GetAllTransactionFilterers retrieves the list of transaction filterers
`setFilteredFundsRecipient(address newRecipient)`	Interface · Implementation	SetFilteredFundsRecipient sets the address that receives funds redirected from filtered transactions. Set to address(0) to use the networkFeeAccount as fallback.
`getFilteredFundsRecipient()`	Interface · Implementation	GetFilteredFundsRecipient gets the address that receives funds redirected from filtered transactions. Returns address(0) if not explicitly set (networkFeeAccount is used as fallback at runtime).
`setL1BaseFeeEstimateInertia(uint64 inertia)`	Interface · Implementation	SetL1BaseFeeEstimateInertia sets how slowly ArbOS updates its estimate of the L1 basefee
`setL2BaseFee(uint256 priceInWei)`	Interface · Implementation	SetL2BaseFee sets the L2 gas price directly, bypassing the pool calculus
`setMinimumL2BaseFee(uint256 priceInWei)`	Interface · Implementation	SetMinimumL2BaseFee sets the minimum base fee needed for a transaction to succeed
`setSpeedLimit(uint64 limit)`	Interface · Implementation	SetSpeedLimit sets the computational speed limit for the chain
`setMaxTxGasLimit(uint64 limit)`	Interface · Implementation	SetMaxTxGasLimit sets the maximum size a tx can be
`setMaxBlockGasLimit(uint64 limit)`	Interface · Implementation	SetMaxBlockGasLimit sets the maximum size a block can be
`setL2GasPricingInertia(uint64 sec)`	Interface · Implementation	SetL2GasPricingInertia sets the L2 gas pricing inertia
`setL2GasBacklogTolerance(uint64 sec)`	Interface · Implementation	SetL2GasBacklogTolerance sets the L2 gas backlog tolerance
`getNetworkFeeAccount()`	Interface · Implementation	GetNetworkFeeAccount gets the network fee collector
`getInfraFeeAccount()`	Interface · Implementation	GetInfraFeeAccount gets the infrastructure fee collector
`setNetworkFeeAccount(address newNetworkFeeAccount)`	Interface · Implementation	SetNetworkFeeAccount sets the network fee collector to the new network fee account
`setInfraFeeAccount(address newInfraFeeAccount)`	Interface · Implementation	SetInfraFeeAccount sets the infrastructure fee collector address
`scheduleArbOSUpgrade(uint64 newVersion, uint64 timestamp)`	Interface · Implementation	ScheduleArbOSUpgrade to the requested version at the requested timestamp
`setL1PricingEquilibrationUnits(uint256 equilibrationUnits)`	Interface · Implementation	Sets equilibration units parameter for L1 price adjustment algorithm
`setL1PricingInertia(uint64 inertia)`	Interface · Implementation	Sets inertia parameter for L1 price adjustment algorithm
`setL1PricingRewardRecipient(address recipient)`	Interface · Implementation	Sets reward recipient address for L1 price adjustment algorithm
`setL1PricingRewardRate(uint64 weiPerUnit)`	Interface · Implementation	Sets reward amount for L1 price adjustment algorithm, in wei per unit
`setL1PricePerUnit(uint256 pricePerUnit)`	Interface · Implementation	Set how much ArbOS charges per L1 gas spent on transaction data.
`setParentGasFloorPerToken(uint64 floorPerToken)`	Interface · Implementation	Set how much L1 charges per non-zero byte of calldata
`setPerBatchGasCharge(int64 cost)`	Interface · Implementation	Sets the base charge (in L1 gas) attributed to each data batch in the calldata pricer
`setBrotliCompressionLevel(uint64 level)`	Interface · Implementation	Sets the Brotli compression level used for fast compression (default level is 1)
`setAmortizedCostCapBips(uint64 cap)`	Interface · Implementation	Sets the cost amortization cap in basis points
`releaseL1PricerSurplusFunds(uint256 maxWeiToRelease)`	Interface · Implementation	Releases surplus funds from L1PricerFundsPoolAddress for use
`setInkPrice(uint32 price)`	Interface · Implementation	Sets the amount of ink 1 gas buys
`setWasmMaxStackDepth(uint32 depth)`	Interface · Implementation	Sets the maximum depth (in wasm words) a wasm stack may grow
`setWasmFreePages(uint16 pages)`	Interface · Implementation	Sets the number of free wasm pages a tx receives
`setWasmPageGas(uint16 gas)`	Interface · Implementation	Sets the base cost of each additional wasm page
`setWasmPageLimit(uint16 limit)`	Interface · Implementation	Sets the initial number of pages a wasm may allocate
`setWasmMaxSize(uint32 size)`	Interface · Implementation	SetMaxWasmSize sets the maximum size the wasm code can be in bytes after decompression.
`setWasmMinInitGas(uint8 gas, uint16 cached)`	Interface · Implementation	Sets the minimum costs to invoke a program
`setWasmInitCostScalar(uint64 percent)`	Interface · Implementation	Sets the linear adjustment made to program init costs
`setWasmExpiryDays(uint16 _days)`	Interface · Implementation	Sets the number of days after which programs deactivate
`setWasmKeepaliveDays(uint16 _days)`	Interface · Implementation	Sets the age a program must be to perform a keepalive
`setWasmBlockCacheSize(uint16 count)`	Interface · Implementation	Sets the number of extra programs ArbOS caches during a given block
`addWasmCacheManager(address manager)`	Interface · Implementation	Adds account as a wasm cache manager
`removeWasmCacheManager(address manager)`	Interface · Implementation	Removes account from the list of wasm cache managers
`setChainConfig(string calldata chainConfig)`	Interface · Implementation	Sets serialized chain config in ArbOS state
`setCalldataPriceIncrease(bool enable)`	Interface · Implementation	SetCalldataPriceIncrease sets the increased calldata price feature on or off (EIP-7623)
`setGasBacklog(uint64 backlog)`	Interface · Implementation	SetGasBacklog sets the L2 gas backlog directly (used by single-constraint pricing model only)
`setGasPricingConstraints(uint64[3][] calldata constraints)`	Interface · Implementation	SetGasPricingConstraints sets the gas pricing constraints used by the multi-constraint pricing model
`setMultiGasPricingConstraints(ArbMultiGasConstraintsTypes.ResourceConstraint[] calldata constraints)`	Interface · Implementation	SetMultiGasPricingConstraints configures the multi-dimensional gas pricing model
`setCollectTips(bool collectTips)`	Interface · Implementation	SetCollectTips enables or disables tip collection. When enabled, transaction tips are collected by the network fee account. When disabled (default), tips are dropped.
`setMaxStylusContractFragments(uint8 maxFragments)`	Interface · Implementation
`setWasmActivationGas(uint64 gas)`	Interface · Implementation	Sets the constant gas charge applied before each stylus contract activation. Defaults to zero. Can be raised to deter DOS via activations, or set to a value exceeding the block gas limit to block all activations entirely.

Event	Source	Description
`TransactionFiltererAdded`	Interface · Implementation	@notice Emitted when an address is added as a transaction filterer.
`TransactionFiltererRemoved`	Interface · Implementation	@notice Emitted when an address is removed as a transaction filterer.
`FilteredFundsRecipientSet`	Interface · Implementation	@notice Emitted when the filtered funds recipient address is changed. @notice Available in ArbOS version 60 and above
`ChainOwnerAdded`	Interface · Implementation	@notice Emitted when an address is added as a chain owner. @notice Available in ArbOS version 60 and above
`ChainOwnerRemoved`	Interface · Implementation	@notice Emitted when an address is removed as a chain owner. @notice Available in ArbOS version 60 and above
`NativeTokenOwnerAdded`	Interface · Implementation	@notice Emitted when an address is added as a native token owner. @notice Available in ArbOS version 60 and above
`NativeTokenOwnerRemoved`	Interface · Implementation	@notice Emitted when an address is removed as a native token owner. @notice Available in ArbOS version 60 and above
`OwnerActs`	Interface · Implementation	Emitted when a successful call is made to this precompile