International Standards and Conformity Assessment for all electrical, electronic and related technologies



Reference EN 61131-3:2003
Title Programmable controllers - Part 3: Programming languages
Project Number 13867
Abstract/Scope Applies to the printed and displayed representation, using characters of the ISO/EN 646 character set, of the programming languages to be used for programmable controllers. Specifies the syntax and semantics.


Current Stage code 6060
Current Stage code date 2003-03-28
Current Stage code deadline 2003-04-01
Deadline date for vote  


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IEC Technical Body IEC/SC 65B
Reference Document IEC 61131-3:2003 (EQV)
ICS 25.040 - Industrial automation systems
35.240.50 - IT applications in industry
Keywords Controller; Programmable controller; Programming language
Note Superseded by EN 61131-3:2013
Special National Condition(s)  


Categories - Aspects
Product Life Cycle


Deadline Date
6060 2003-03-28 2003-04-01 export to doc file  EN
5099 2002-12-01 2003-04-01  
5061 2002-10-29 2002-12-01  
5020 2002-07-19 2002-09-20  
4099 2002-07-16 2002-07-19  
4020 2000-06-09 2000-11-15  
3099 2000-06-05 2000-06-09  

Implementation Dates

date of Ratification (DOR) (1) 2002-12-01
date of Availability (DAV) (2) 2003-03-28
date of Announcement (DOA) (3) 2003-04-01
date of Publication (DOP) (4) 2003-10-01
date of Withdrawal (DOW) (5) 2005-12-01


Supersedes EN 61131-3:1993
Superseded by EN 61131-3:2013
Normative reference (6) IEC 60050-0:1979
HD 592 S1:1991
EN 60617-12:1998
EN 60617-13:1993
EN 60848:2002
EN 61131-1:1994
EN 61131-5:2001
ISO/IEC 10646-1:1993
ISO/AFNOR ISBN 2-12-4869111-6:1989

(1) Date of ratification (dor) date when the Technical Board notes the approval of an EN (and HD for CENELEC), from which time the standard may be said to be approved

(2) Date of availability (dav) date when the definitive text in the official language versions of an approved CEN/CENELEC publication is distributed by the Central Secretariat

(3) Date of announcement (doa) latest date by which the existence of an EN (and HD for CENELEC), a TS or a CWA has to be announced at national level

(4) Date of publication (dop) latest date by which an EN has to be implemented at national level by publication of an identical national standard or by endorsement

(5) Date of withdrawal (dow) latest date by which national standards conflicting with an EN (and HD for CENELEC) have to be withdrawn

(6) This list of normative references is purely indicative. The only official list of normative reference is the list of the published standard.