ETH Constantinople & St. Petersburg hardfork to happen at block 7,280,000
The official announcement stated that the scheduled upgrade will happen at block number 7,280,000, which according to Amberdata.io, it is likely to occur on February 28th.
The long-awaited hardfork will bring major changes to the Ethereum Improvement Proposals (EIPs), which will affect several things, such as core protocol specifications, client APIs, and contract standards.