2.18—Phased electric rate increase filings.
(a)
In general, when a public utility files a phased rate increase, the Commission will determine the appropriate suspension period based on the total increase requested in all phases. If a utility files a rate increase within sixty days after filing another rate increase, the Commission will consider the filings together to be a phased rate increase request.
(5)
If the utility makes a convincing showing that application of the policy would be harsh and inequitable and that, therefore, good cause has been shown not to apply the policy in the case.