From the Ministry of Science, Industry and Technology:  
 
COMMUNIQUÉ ON  
TS EN 10056 -1 ‘‘STRUCTURAL STEEL EQUAL AND UNEQUAL LEG ANGLES - 
PART 1: DİMENSİONS ’’ STANDARD  
 (COMMUNIQUÉ NO: MSG - MS - 2018 /  ) 
 
Purpose  
           ARTICLE 1 – (1) The  purpose of this Communiqué is to identify issues related to the 
implementation of the revision of TS EN 10056 -1 (March  2017 ) standard.  
 
Scope  of this standard  
ARTICLE 2 – (1) This standard covers  the requirements of nominal dimensions of 
hot rolled equal and unequal leg angles . These requirements  are not valid for the equal and 
unequal leg angles  of being rolled  from stainless steel.  
Legal Basis  
ARTICLE 3 – (1) This  Communiqué has been drawn up based on the Decree Law 
No. 635 on Organisation and Duties  of the Ministry of Science, Industry and Technology 
dated 3/6/2011; Law No. 1705 on the Prevention of Adulteration in Trade and Supervision 
and Protection of Exports dated 10/6/1930; Law No. 132 establishing Turkish Standards 
Institution dated 18/11/1960 and Regulation on Mutual Recognition in Non -regulated Areas 
that was put into force with the Decision No. 2012/3169 of the Council of Ministers dated 
2/5/2012.  
 
Putting into Effect  
  ARTICLE 4 – (1) ‘‘ TS EN 10056 -1 ‘‘Structural Steel Equal and Unequal Leg Angles 
- Part 1: Dimensions ’’is revised . Instead, ‘‘ TS EN 10056 -1 (March  2017) ‘‘Structural Steel 
Equal and Unequal Leg Angles - Part 1: Dimensions ’’ was adopted and decided to be 
published in the meeting of Technical Board of Turkish Standards Institution  (TSE) dated 
26/01/2018 has been put into effect as mandatory in manufacturing and sales stages.  
 
Compliance Obligation  
ARTICLE 5 – (1) Those who produce and sell products within the scope of TS EN 
10056 -1 (March  2017) Standard shall be obliged to comply with the provisions of this 
Communiqué.  
 
Mutual Recognition Clause  
ARTICLE 6 – (1)  The provisions of this Communiqué on ‘‘ TS EN (March  2017)  
10056 -1 ‘‘Structural Steel Equal and Unequal Leg Angles - Part 1: Dimensions ’’shall not 
apply to the products which were legally produced or put into free circulation in a Member 
State of the European Union.  
   (2) Nonetheless, the Ministry of Science, Industry and Technology may 
submit the product to an evaluation following the rules and procedures laid down in C hapter 
Three of Regulation on Mutual Recognition in Non -Harmonised Area which was put into force by Decision of Council of Ministers No. 2012/3169 of 2/5/2012 and as a result of this 
evaluation if it finds out that this product does not provide a level of protection equivalent to 
that sought by this Communiqué on TS EN 10056 -1 (March  2017)  ‘‘Structural Steel Equal 
and Unequal Leg Angles - Part 1: Dimensions ’’ it may prohibit placing on the market of the 
product, make its placing on the market subject to prior conditions or have the product 
withdrawn or recalled from the market.  
 
Provision  
ARTICLE 7 – (1) TS EN 10056 -1 (March  2017)  ‘‘Structural Steel Equal and 
Unequal Leg Angles - Part 1: Dimensions ’’ Standard shall be obtained from the central 
organization or provincial representative offices of TSE. Contact information can be accessed 
from the website of the TSE.  
 
Repeal  
 ARTICLE 8 – (1) TS EN 10056 -1  Standard in (Communiqué No: Mandatory 
Standard - ÖSG.2011.2 ) that was published in the Official Gazette No:  27826  and dated 
25/01/2011 has been repealed.  
              
             Entry into Force  
ARTICLE 9 – (1) This Communiqué shall enter into force six months after its 
publication.  
              
              Enforcement  
ARTICLE 10 – (1) The provisions of this Communiqué shall be enforced by the 
Minister of Science, Industry and Technology.