Attached files

file filename
EX-32.2 - EX-32.2 - HUNTINGTON INGALLS INDUSTRIES, INC.hii-ex322202010xk.htm
EX-32.1 - EX-32.1 - HUNTINGTON INGALLS INDUSTRIES, INC.hii-ex321202010xk.htm
EX-31.2 - EX-31.2 - HUNTINGTON INGALLS INDUSTRIES, INC.hii-ex312202010xk.htm
EX-31.1 - EX-31.1 - HUNTINGTON INGALLS INDUSTRIES, INC.hii-ex311202010xk.htm
EX-22 - EX-22 - HUNTINGTON INGALLS INDUSTRIES, INC.hii-exhibit22202010xk.htm
EX-21.1 - EX-21.1 - HUNTINGTON INGALLS INDUSTRIES, INC.hii-ex211202010xk.htm
EX-4.6 - EX-4.6 - HUNTINGTON INGALLS INDUSTRIES, INC.hii-ex46202010xk.htm
EX-4.5 - EX-4.5 - HUNTINGTON INGALLS INDUSTRIES, INC.hii-ex45202010xk.htm
EX-4.3 - EX-4.3 - HUNTINGTON INGALLS INDUSTRIES, INC.hii-ex43202010xk.htm
10-K - 10-K - HUNTINGTON INGALLS INDUSTRIES, INC.hii-20201231.htm

Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement Nos. 333-173168, 333-173170, 333-173171, 333-173173, 333-183326, 333-221451, 333-221452 and 333-232250 on Form S-8 of our reports dated February 11, 2021, relating to the consolidated financial statements and financial statement schedule of Huntington Ingalls Industries, Inc. and subsidiaries (the “Company”), and the effectiveness of the Company’s internal control over financial reporting, appearing in this Annual Report on Form 10-K of the Company for the year ended December 31, 2020.


/s/ DELOITTE & TOUCHE LLP

Richmond, Virginia
February 11, 2021