Is: 2502 Latest Revision
It standardizes rebar shapes, bending dimensions, and tolerances to ensure structural safety in reinforced concrete.
While the date "1963" seems old, the Bureau of Indian Standards (BIS) frequently "reaffirms" it rather than issuing a new number. However, engineers often supplement it with IS 456:2000 for modern general concrete provisions. 2. Software & Enterprise Releases (Version 2502) is 2502 latest revision