SNT-TC-1A Complete Document History
Recommended Practice for Personnel Qualification and Certification in Nondestructive Testing

Complete Current Edition:
   2020 EDITION - INCLUDES ASNT CP-105 2020 EDITION - July 31, 2020

Obsolete Revision Information:
   2016 EDITION - INCLUDES ASNT-CP-105 2016 EDITION - May 1, 2016
   2012 TC-1A ERRATA - CORRECTIONS FOR SNT-TC-1A 2011 EDITION - Dec. 1, 2012
   2011 CP-105 ERRATA - CORRECTIONS FOR ASNT-CP-105, 2011 ED. - Oct. 1, 2011
   2011 EDITION - INCLUDES ASNT-CP-105 - Jan. 1, 2011
   2006 EDITION CORRECTIONS - TEXT CORRECTIONS FOR 2006 EDITION - May 1, 2010
   FOR SUPPLEMENT SEE - SNT-TC-1A-SUP E - Jan. 1, 2009
   2006 EDITION - ANSI ADOPTED - Jan. 1, 2007
   2001 EDITION CORRECTIONS - TEXT CORRECTIONS TO 2001 ED. - Aug. 1, 2001
   2001 EDITION - Personnel Qualification and Certification in Nondestructive - Jan. 1, 2001
   1996 EDITION ADDENDUM - ADDENDUM TO SNT-TC-1A - May 1, 2000
   1996 EDITION - Personnel Qualification and Certification in Nondestructive - Jan. 1, 1996
   1992 EDITION - OBSOLETE EDITION BY REQUEST. - Dec. 1, 1992
   1988 EDITION - OBSOLETE EDITION BY REQUEST. - Jan. 1, 1988
   1984 EDITION - OBSOLETE EDITION BY REQUEST. - Aug. 1, 1984
   1980 EDITION - OBSOLETE EDITION BY REQUEST. - June 1, 1980