Exhibit 15.1

Deloitte LLP

Bay Adelaide Centre, East Tower

22 Adelaide Street West, Suite 200

Toronto, ON M5H 0A9

Canada

Tel: 416-601-6150

Fax: 416-601-6610

www.deloitte.ca

Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in Registration Statement No. 333-188410 on Form F-3 of our reports dated February 29, 2016, relating to the consolidated financial statements of Brookfield Infrastructure Partners L.P., and the effectiveness of Brookfield Infrastructure Partners L.P.’s internal control over financial reporting, appearing in this Annual Report on Form 20-F of Brookfield Infrastructure Partners L.P. for the year ended December 31, 2015.

Chartered Professional Accountants

Licensed Public Accountants

Toronto, Canada

February 29, 2016