Usiminas Belo Horizonte

Rua Prof. José Vieira de Mendonça, 3011

31310-260 Belo Horizonte MG T 55 31 3499-8000

F 55 31 3499-8899

www.usiminas.com

USINAS SIDERÚRGICAS DE MINAS GERAIS S.A. - USIMINAS

CNPJ/MF 60.894.730/0001-05
NIRE 313.000.1360-0
Publicly Traded Company

NOTICE TO THE MARKET Usinas Siderúrgicas de Minas Gerais S.A. - USIMINAS ("Usiminas" or "Company"), by its Investor

Relations Vice-President Officer, informs to its shareholders and the general public that from July 3rd,
2015 on, its headquarters in Belo Horizonte/MG will not operate on Fridays. Such measure will be effective for the next 3 (three) months and can be extended for the same period, and aims to adjust the labor cost and the improving of Usiminas´ competitiveness in the current market scenario.
Belo Horizonte, June 29th, 2015.

Ronald Seckelmann


Finances and Investor Relations Vice-President

distributed by