IS 456 (2000): Plain and Reinforced Concrete - Code of Practice
Emphasize that using the base 2000 code without checking the 2024 amendments could lead to site rejection during quality audits.
If you are currently practicing, you must use IS 456:2000 along with Amendment No. 6. The key updates introduced by this amendment are as follows: is 456 latest amendment pdf
Revisions in the application of high-strength concrete.
: Updates on the combined use of fly ash and ground granulated blast furnace slag (GGBS) with OPC, including specific minimum cement content and maximum ash/slag percentages. Water-Cement Ratio IS 456 (2000): Plain and Reinforced Concrete -
Thus, downloading the is not optional—it is mandatory for compliance.
IS 456 Amendment No. 6 - June 2024 | PDF | Concrete | Cement The key updates introduced by this amendment are
: Sets design bond stress for epoxy-coated reinforcing bars at 80% of the value for standard deformed bars. Previous Major Amendments
This code governs concrete construction in India. The most significant recent update is , following Amendment No. 1 (January 2022).
BIS has circulated a draft for a fifth revision (likely to be IS 456:2024 or 2025). This draft includes groundbreaking changes: