Attached files

file filename
EX-21.1 - EX-21.1 - UNITED STATES LIME & MINERALS INCuslm-20151231ex2113a21d7.htm
EX-32.2 - EX-32.2 - UNITED STATES LIME & MINERALS INCuslm-20151231ex3228da208.htm
EX-23.2 - EX-23.2 - UNITED STATES LIME & MINERALS INCuslm-20151231ex232adf652.htm
EX-23.1 - EX-23.1 - UNITED STATES LIME & MINERALS INCuslm-20151231ex23189a273.htm
EX-99.1 - EX-99.1 - UNITED STATES LIME & MINERALS INCuslm-20151231ex991968d4a.htm
EX-31.1 - EX-31.1 - UNITED STATES LIME & MINERALS INCuslm-20151231ex311dc03f8.htm
EX-95.1 - EX-95.1 - UNITED STATES LIME & MINERALS INCuslm-20151231ex95174abe8.htm
EX-31.2 - EX-31.2 - UNITED STATES LIME & MINERALS INCuslm-20151231ex3122752b7.htm
10-K - 10-K - UNITED STATES LIME & MINERALS INCuslm-20151231x10k.htm

EXHIBIT 32.1

SECTION 1350 CERTIFICATION BY THE CHIEF EXECUTIVE OFFICER

I, Timothy W. Byrne, Chief Executive Officer of United States Lime & Minerals, Inc. (the Company), hereby certify that, to my knowledge:

(1)The Companys Annual Report on Form 10‑K for the year ended December 31, 2015 (the Form 10‑K) fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

(2)The information contained in the Form 10‑K fairly presents, in all material respects, the financial condition and results of operations of the Company.

4

 

Dated: March 4, 2016

/s/ Timothy W. Byrne

 

Timothy W. Byrne

 

President and Chief Executive Officer