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EX-32 - SECTION 1350 CERTIFICATIONS - RAYTHEON TECHNOLOGIES CORPa2016-09x3010xqexhibit32.htm
EX-31.3 - RULE 13A-14(A)/15D-14(A) CERTIFICATION - RAYTHEON TECHNOLOGIES CORPa2016-09x3010xqexhibit313.htm
EX-31.2 - RULE 13A-14(A)/15D-14(A) CERTIFICATION - RAYTHEON TECHNOLOGIES CORPa2016-09x3010xqexhibit312.htm
EX-31.1 - RULE 13A-14(A)/15D-14(A) CERTIFICATION - RAYTHEON TECHNOLOGIES CORPa2016-09x3010xqexhibit311.htm
EX-12 - STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES - RAYTHEON TECHNOLOGIES CORPa2016-09x3010xqexhibit12.htm
10-Q - 10-Q - RAYTHEON TECHNOLOGIES CORPa2016-09x3010xq.htm


Exhibit 15
October 27, 2016
Securities and Exchange Commission
100 F Street, N.E.
Washington, DC 20549
Commissioners:
We are aware that our report dated October 27, 2016 on our review of interim financial information of United Technologies Corporation (the "Corporation") for the three-month and nine-month periods ended September 30, 2016 and 2015 and included in the Corporation's quarterly report on Form 10-Q for the quarter ended September 30, 2016 is incorporated by reference in its Registration Statement on Form S-3 (No. 333-211035) and in the Registration Statements on Form S-8 (Nos. 333-207193, 333-197704, 333-183123, 333-177520, 333-175781, 333-150643, 333-125293, 333-110020, 333-100724, 333-100723, 333-100718 and 033-51385).

Very truly yours,
 
 
 
/s/ PricewaterhouseCoopers LLP
 
 
 
PricewaterhouseCoopers LLP
 
 
 
Hartford, Connecticut