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      • I. Introduction
      • II. Protocol
        • II.I Operation
          • II.I.I Generation of M
          • II.I.II Protocol Fees
          • II.I.III Cancel and Freeze
          • II.I.IV Retrieving Free Collateral
          • II.I.V The Earn Mechanism
          • II.I.VI Removing a Permissioned Actor
          • II.I.VII Example Interactions and Flows
        • II.II Governance Controlled Protocol Actors
        • II.III Governance Controlled Protocol Parameters
      • III. Governance
        • III.I Inputs
        • III.II Operation
          • III.II.I Epochs
          • III.II.II Proposals
            • III.II.II.I Standard Proposals
            • III.II.II.II POWER Threshold Proposals
            • III.II.II.III ZERO Threshold Proposals
            • III.II.II.IV Proposal Matrix
          • III.II.III Checkpoints and Voting
          • III.II.IV Proposing
          • III.II.V Inflation Mechanics
          • III.II.VI Dutch Auction
          • III.II.VII Delegation
          • III.II.VIII ZERO Claiming of Residual Value
        • III.III Governance Controlled TTG Parameters
        • III.IV Immutable TTG Parameters
        • III.V Immutable POWER Parameters
        • III.VI Immutable ZERO Parameters
      • IV. The M0 Economy
        • IV.I Minters
        • IV.II Validators
        • IV.III Earners
      • V. Off-Chain Ecosystem
        • V.I Guidance
        • V.II Off-Chain Actors and Components
    • Adopted Guidance
      • Adopted Guidance v1.30
        • 1. Description of the Adopted Guidance
          • 1.1. Purpose of the Adopted Guidance
          • 1.2. Change Process for the Adopted Guidance
        • 2. Ecosystem Description
          • 2.1. Actors
          • 2.2. Mandatory Contracts
          • 2.3. Duty of Transparency
          • 2.4. Core Operational Flows
            • 2.4.1. Update Collateral Process
            • 2.4.2. Minting M
            • 2.4.3. Retrieval of Collateral
          • 2.5. High-Risk Jurisdictions
        • 3. Eligible Collateral
          • 3.1. Criteria for Eligible Collateral
          • 3.2. Valuation Policy for Eligible Collateral
          • 3.3. Collateral Storage
          • 3.4. Approved Jurisdictions
            • 3.4.1. Bankruptcy Remoteness
            • 3.4.2. Non-Petition and Non-Seizure Provisions
            • 3.4.3. Priority of Payments and Subordination
            • 3.4.4. Regulatory Compliance
            • 3.4.5. Legal and Regulatory Framework
            • 3.4.6. Political Stability
            • 3.4.7. Dispute Resolution
            • 3.4.8. Asset Segregation
            • 3.4.9. Limited Recourse
            • 3.4.10. Investor Protection
            • 3.4.11. Operational Infrastructure
            • 3.4.12. Custody Relationship
            • 3.4.13. Audit
        • 4. SPV Operators
          • 4.1. Contact Information of Currently Approved SPV Operators
          • 4.2. Eligibility Criteria for Approved SPV Operators
          • 4.3. Obligations of SPV Operators
            • 4.3.1. Obligations in the Normal Course of Business
            • 4.3.2. Obligations Outside of the Normal Course of Business
              • 4.3.2.1. Amicable Wind Down Process
              • 4.3.2.2. Non-Amicable Wind Down Process
              • 4.3.2.3. Minter Insolvency
              • 4.3.2.4. Unauthorized Termination of Minter – SPV Operator Agreement
            • 4.3.3. Operational Obligations of SPV Operators
              • 4.3.3.1. Co-signature of the SPV for significant payments
              • 4.3.3.2. Cooperation with Validators
              • 4.3.3.3. Maintenance of Administrative Buffer
              • 4.3.3.4. No Wire Back Instructions
          • 4.4. Guidelines for Submission of Approval Requests
        • 5. Validators
          • 5.1. Contact Information of Currently Permissioned Validators
          • 5.2. Eligibility Criteria for Permissioned Validators
          • 5.3. Obligations of Validators
          • 5.4. Guidelines for Submission of Permissioning Requests
        • 6. BD Minters and Minters
          • 6.1. Contact Information of Currently Permissioned Minters
          • 6.2. Eligibility Criteria for Permissioned Minters
          • 6.3. Obligations of Minters
          • 6.4. BD Minter and Minter Compliance Requirements
          • 6.5. Guidelines for Submission of Permissioning Requests
        • Adopted Guidance PDF Version
      • Adopted Guidance v1.20 (deprecated)
        • Adopted Guidance PDF Version
    • Glossary
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    • Whitepaper PDF Version
  • Technical Documentation
    • Protocol Technical Specification
      • Main Invariants
      • Variables
        • Protocol Variables Controlled by TTG
        • Protocol Variables And Definitions
        • Protocol Variables Used For Interest Accruals
      • Protocol And M Token Actors And Actions
        • Protocol Core Functions
          • Minter Gateway
            • updateCollateral
            • proposeMint
            • mintM
            • cancelMint
            • freezeMinter
            • burnM
            • proposeRetrieval
            • activateMinter
            • deactivateMinter
          • M Token
            • startEarning
            • stopEarning
            • transfer
          • Interest Calculations And Indices
            • MinterGateway.updateIndex
            • MinterGateway.currentIndex
            • MToken.updateIndex
            • MToken.currentIndex
            • activeOwedM
          • Interest Rate Models
            • Stable Earner Interest Rate Model Contract
            • Minter Interest Rate Model Contract
    • TTG Technical Specification
      • Main Invariants
      • Core Architecture
        • 1. Registrar
          • Registrar Variables and Getters
          • Registrar Core Functions
        • 2. TTG Governors
          • Matrix Of TTG Proposals
          • 2.1 Standard Governor
            • Variables And Getters
            • Governor Proposal State Transitions
            • Core Functions
            • Core Governance Proposals
          • 2.2 Emergency Governor
            • Emergency Governor Variables And Getters
            • Governor Proposal State Transitions
            • Core functions
              • propose(targets[], values[], callDatas[], description): proposalId
              • castVote(proposalId, support): weight
              • castVotes(proposalIds[], supports): weight
              • execute(targets[], values[], callDatas[], description): proposalId
              • setThresholdRatio(newThresholdRatio)
              • getProposal(proposalId)
              • state(proposalId)
            • Core Governance Proposals
          • 2.3 ZERO Governor
            • Variables And Getters
            • Core Functions
            • Core Governance Proposals
        • 3. POWER Token
          • Variables And Getters
          • POWER Token Core Functions
        • 4. ZERO Token
          • ZERO Token Core Functions
        • 5. Distribution Vault
          • Variables And Getters
          • Core Functions
    • Source Code Reference
      • Protocol
        • Protocol Contracts
          • Core Protocol Contracts
            • MToken
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          • Abstract Protocol Contracts
            • ContinuousIndexing
          • Protocol Interfaces
            • IContinuousIndexing
            • IMToken
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          • Libs
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          • Rate Models
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              • EarnerRateModel
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            • Interfaces
              • IEarnerRateModel
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      • TTG
        • TTG Contracts
          • Core TTG Contracts
            • DistributionVault
            • Registrar
            • Governors
              • EmergencyGovernor
              • StandardGovernor
              • ZeroGovernor
            • Tokens
              • PowerBootstrapToken
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          • Abstract TTG Contracts
            • ERC5805
            • Governors
              • BatchGovernor
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              • EpochBasedInflationaryVoteToken
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            • Interfaces
              • IBatchGovernor
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              • IGovernor
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          • Deployers
            • EmergencyGovernorDeployer
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          • TTG Interfaces
            • IDistributionVault
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            • Deployers
              • IDeployer
              • IEmergencyGovernorDeployer
              • IPowerTokenDeployer
              • IStandardGovernorDeployer
            • Governors
              • IEmergencyGovernor
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          • Libs
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          • Main
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          • Interfaces
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Copyright 2025 M0 Foundation

On this page
  • Functions
  • setThresholdRatio
  • addToList
  • removeFromList
  • removeFromAndAddToList
  • setKey
  • setStandardProposalFee
  • registrar
  • standardGovernor
  • zeroGovernor
  • Errors
  • InvalidRegistrarAddress
  • InvalidStandardGovernorAddress
  • InvalidZeroGovernorAddress
  • NotZeroGovernor
  1. Technical Documentation
  2. Source Code Reference
  3. TTG
  4. TTG Contracts
  5. TTG Interfaces
  6. Governors

IEmergencyGovernor

PreviousGovernorsNextIStandardGovernor

Inherits: IThresholdGovernor

Author: M^0 Labs

Functions

setThresholdRatio

Sets the threshold ratio to use going forward for newly created proposals.

function setThresholdRatio(uint16 newThresholdRatio) external;

Parameters

Name
Type
Description

newThresholdRatio

uint16

The new threshold ratio.

addToList

One of the valid proposals. Adds account to list at the Registrar.

function addToList(bytes32 list, address account) external;

Parameters

Name
Type
Description

list

bytes32

The key for some list.

account

address

The address of some account to be added.

removeFromList

One of the valid proposals. Removes account to list at the Registrar.

function removeFromList(bytes32 list, address account) external;

Parameters

Name
Type
Description

list

bytes32

The key for some list.

account

address

The address of some account to be removed.

removeFromAndAddToList

One of the valid proposals. Removes accountToRemove and adds accountToAdd to list at the Registrar.

function removeFromAndAddToList(bytes32 list, address accountToRemove, address accountToAdd) external;

Parameters

Name
Type
Description

list

bytes32

The key for some list.

accountToRemove

address

The address of some account to be removed.

accountToAdd

address

The address of some account to be added.

setKey

One of the valid proposals. Sets key to value at the Registrar.

function setKey(bytes32 key, bytes32 value) external;

Parameters

Name
Type
Description

key

bytes32

Some key.

value

bytes32

Some value.

setStandardProposalFee

One of the valid proposals. Sets the proposal fee of the Standard Governor.

function setStandardProposalFee(uint256 newProposalFee) external;

Parameters

Name
Type
Description

newProposalFee

uint256

The new proposal fee.

registrar

Returns the address of the Registrar.

function registrar() external view returns (address);

standardGovernor

Returns the address of the Standard Governor.

function standardGovernor() external view returns (address);

zeroGovernor

Returns the address of the Zero Governor.

function zeroGovernor() external view returns (address);

Errors

InvalidRegistrarAddress

Revert message when the Registrar specified in the constructor is address(0).

error InvalidRegistrarAddress();

InvalidStandardGovernorAddress

Revert message when the Standard Governor specified in the constructor is address(0).

error InvalidStandardGovernorAddress();

InvalidZeroGovernorAddress

Revert message when the Zero Governor specified in the constructor is address(0).

error InvalidZeroGovernorAddress();

NotZeroGovernor

Revert message when the caller is not the Zero Governor.

error NotZeroGovernor();
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