AER orders are legal documents that formally permit, direct or prohibit a specific action or actions. Orders help us ensure that oil and gas companies operate in a safe and environmentally responsible way. Orders can be issued for different purposes; for example, we might order a company to

• reduce its normal spacing of wells;

• close or abandon a facility; or

• stop an unsafe activity or operation.

Energy Cost Order (ECO)

Frequency of Publication
As requested

Cost orders are issued to companies after AER hearings. Cost orders require companies to pay for some of the expenses incurred by participants to take part in a hearing. Hearing participants may apply for a cost order by submitting their cost claims to the AER.

Request By

Order number and year of order


  PDF free self-serve