Harmonization of Indian Standards

S.NO. Degree of Equivalence ISO IEC ISO/IEC IEEE Others Total
1.
Identical under dual numbering
2509
790
152
1
264
4047
2.
Identical under single numbering
513
221
86
0
289
1391
3.
Modified/Technically Equivalent
108
397
1
2
92
918
4.
Not Equivalent
314
0
1
0
50
934
5.
Indigenous
113
129
5
0
138
10447

Total

3557
1537
245
3
833

17737

6.
Unclassified Indian Standards
706
7. Total Indian Standards Published
20657