Exhibit 15.1

Deloitte LLP

Bay Adelaide East

8 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 Statements No. 333-213263 and No. 333-167860 on Form F-3 of our reports dated February 28, 2019, 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, 2018.

/s/ Deloitte LLP

Chartered Professional Accountants

Licensed Public Accountants

Toronto, Canada

February 28, 2019