Harmonization of Indian Standards

S.NO. Degree of Equivalence ISO IEC ISO/IEC IEEE Others Total
1.
Identical under dual numbering
2509
791
152
1
264
4084
2.
Identical under single numbering
510
221
87
0
289
1444
3.
Modified/Technically Equivalent
109
397
1
2
92
923
4.
Not Equivalent
311
0
1
0
50
932
5.
Indigenous
119
129
4
0
139
10491

Total

3558
1538
245
3
834

17874

6.
Unclassified Indian Standards
705
7. Total Indian Standards Published
20773