How to read your Alinta Energy business bill
Need help understanding your bill? This page explains where to find key pieces of information and what different parts of your bill mean.
Unbundled gas invoice

This identifies the account holder and mailing address.
This is your account number. Please take note of this before contacting us.
Don't miss this date! You'll need to pay your account in full on or before this date.
This is the full amount you need to pay on or before the due date.
Payments and/or credits made against your account in prior periods.
An account summary of your payments and charges.
You will need to have your payment number when you make a payment.

This is the address where your gas is consumed.
This is your MIRN and your meter number. These numbers are used to identify your gas connection point and measure your consumption.
This is based on your rate and average daily usage. It is calculated by applying the Total (incl. GST) and dividing it over the Bill Days.
This is the average amount of gas you use in a day.
The total amount of gigajoules (GJ) consumed in a billing period.
Energy charges represent the cost of the actual gas you used in this billing period, measured in gigajoules (GJ for gas), and are distinct from the supply charge, which covers the cost of having gas connected to your property.
Network distribution charges cover the costs of delivering gas through ATCO Gas' distribution network, which transports gas from high-pressure transmission pipelines to end users.
ATCO Usage Charge - A variable charge based on the amount of gas (GJ) consumed at the site. Covers the costs of delivering gas through the distribution network.
ATCO Standing Charge - A fixed daily fee applied regardless of gas consumption and helps cover fixed infrastructure costs for operating the distribution network.
ATCO User Specific Charge - A charge that may apply for specific network-related services or infrastructure upgrades required by the user.
Covers the cost of servicing the account and is a fixed daily rate.
* This will vary depending upon the network tariff relevant to each customer/site.
Bundled gas invoice

This identifies the account holder and mailing address.
This is your account number. Please take note of this before contacting us.
Don't miss this date! You'll need to pay your account in full on or before this date.
This is the full amount you need to pay on or before the due date.
Payments and/or credits made against your account in prior periods.
Historical usage at the listed site.
You will need to have your payment number when you make a payment.

This is your personal meter identifier.
This is how much gas you've used since the meter was installed.
This is how many days you have between bills.
This is how much gas you've used in the billing period.
A fixed, daily cost for having gas supplied to your property, regardless of how much energy you use.
Covers the cost of servicing the account and is a fixed daily rate.
Unbundled electricity invoice

This identifies the account holder and mailing address.
This is your account number. Please take note of this before contacting us.
Don't miss this date! You'll need to pay your account in full on or before this date.
This is the full amount you need to pay on or before the due date.
Payments and/or credits made against your account in prior periods.
An account summary of your payments and charges.
You will need to have your payment number when you make a payment.

This is the address where your electricity is consumed.
This is your NMI (National Meter Identifier) and your meter number. These numbers are used to identify your electricity connection point and measure your consumption.
This is based on your rate and average daily usage. It is calculated by applying the Total (incl. GST) and dividing it over the Bill Days.
This is the average amount of energy you use in a day.
Energy line losses from the transmission and distribution network.
The line summarises the total energy usage the site has consumed during this billing period and includes the price per kWh (kilowatt hour). Peak: 8:00 am - 10:00 pm, Monday to Friday except public holidays in WA. Off-Peak: all other times outside of peak hours.
These charges are associated with Australia's Renewable Energy Target (RET) scheme, which is designed to encourage investment in renewable energy generation and reduce greenhouse gas emissions by requiring electricity retailers to source a portion of their electricity from renewable sources.
Network distribution and transmission charges cover the costs of transporting electricity from power generation sources to your site. These charges are set by Western Power, which operates the electricity distribution and transmission network in Western Australia.
A cost incurred from Western Power and passed through by the retailer. It is a fixed daily cost covering metering infrastructure, data collection and remote meter reading (if applicable).
Ancillary Charge: In the Western Australian Wholesale Electricity Market (WEM), AEMO procures ancillary services to ensure the safe, secure, and reliable operation of the Southwest Interconnected System (SWIS) by managing frequency, voltage, network loading, and system restart processes.
Market Fee: In the Western Australia's Wholesale Electricity Market (WEM), AEMO recovers its costs through fees paid by market participants, determined by the WEM Rules and based on a per MWh rate for market operations and system management functions.
Capacity Charge: The Individual Reserve Capacity Requirement (IRCR) in the Western Australian Wholesale Electricity Market (WEM) is an obligation assigned to each market participant based on their contribution to the system peak, calculated monthly according to Appendix 5 of the Market Rules.
These are additional charges as agreed in your retailer contract.
* This will vary depending upon the network tariff relevant to each customer/site.
Bundled electricity invoice

This identifies the account holder and mailing address.
This is your account number. Please take note of this before contacting us.
Don't miss this date! You'll need to pay your account in full on or before this date.
This is the full amount you need to pay on or before the due date.
Payments and/or credits made against your account in prior periods.
An account summary of your payments and charges.
You will need to have your payment number when you make a payment.

This is the address where your electricity is consumed.
This is your NMI (National Meter Identifier) and your meter number. These numbers are used to identify your electricity connection point and measure your consumption.
This is based on your rate and average daily usage. It is calculated by applying the Total (incl. GST) and dividing it over the Bill Days.
This is the average amount of energy you use in a day.
The line summarises the total energy usage the site has consumed during this billing period and includes the price per kWh (kilowatt hour). Peak: 8:00 am - 10:00 pm, Monday to Friday except public holidays in WA. Off-Peak: all other times outside of peak hours.
These are additional charges as agreed in your retailer contract.