InterOil (IOC) 40-F 2012 FY Annual report (Canada)

Exhibit 4

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the use in this Annual Report on Form 40-F and the incorporation by reference in the Registration Statements on Form S-8 (No. 333-162139), Form S-8 (No. 333-148673), Form S-8 (No. 333-124617), Form F-10/A (No. 333-120383), Form F-10/A (No. 333-124641), Form F-10/A (No. 333-148960), Form F-10/A (No 333-152153), Form F-10/A (No. 333-152459), Form F-10/A (No. 333-157617), and Form F-10/A (No. 333-169536) of InterOil Corporationof our report dated February 27, 2013 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in the Annual Report to Shareholders, which is Exhibit 2 to this Form 40-F.

/s/ PricewaterhouseCoopers

PricewaterhouseCoopers

Sydney, Australia

February 27, 2013