Trading hours are from Monday to Friday, excluding public holidays as prescribed by the Labor Code.

The trading method utilized is the Put-through transaction, which includes:

• Electronic put-through transaction: Carbon trading members enter buy or sell orders with a firm commitment into the Carbon Trading System or select matching counter-orders that have already been entered into the system to execute the trade.

• Common put-through transaction: The buyer and the seller mutually negotiate the trading conditions in advance and then report the negotiation results to the Carbon Trading System to establish the transaction. 

• Quotation unit: VND 01

• Time for settlement: T-day (Same-day settlement)
• Settlement method: Transactions on the carbon trading system shall be settled through the carbon custody and transaction settlement system on the same trading day under the instant settlement on a pertransaction basis method, without application of the central counterparty clearing mechanism
  

• Executed orders: Cannot be amended or canceled.
• Unexecuted orders: Allowed to be amended or canceled.
  

• To trade emission allowances/carbon credits, clients must have a Carbon Depository Account and a Carbon Trading Account. 

• In case a client already has a securities depository account at HSC, they only need to register for a Carbon Trading Account.

  Types of entities eligible to open a Carbon Trading Account include:

  -    Greenhouse gas emitting facilities: Facilities that fall under the list of sectors and GHG-emitting facilities required to conduct a GHG inventory issued by the Prime Minister. Accounts of these organizations are permitted to trade both emission allowances and carbon credits.

  -    Organizations implementing carbon credit generation programs and projects: Organizations participating in domestic and international carbon credit exchange and offsetting mechanisms in accordance with the provisions of law and international treaties to which the Socialist Republic of Vietnam is a member. Accounts of these organizations are only permitted to trade carbon credits.

  -    Other organizations: Organizations wishing to invest, trade, or exchange emission allowances and carbon credits on the exchange floor. Accounts of these organizations are only permitted to trade carbon credits.

  Types of Carbon Trading Accounts include:

  -    Allowance Account: An account type permitted to trade both emission allowances and carbon credits.

  -    Credit Account: An account type permitted to trade carbon credits only.

• Trading entities must have sufficient funds when placing buy orders and sufficient greenhouse gas emission allowances and carbon credits when placing sell orders