JP Morgan Chase has informed staff members moving into its state-of-the-art corporate base in Manhattan that they are required to share their physical characteristics to access the multi-billion building.
The financial firm had previously intended for the collection of physical identifiers at its new high-rise to be discretionary.
However, workers of the leading financial institution who have started operations at the main office since August have obtained communications stating that biometric entry was now "mandatory".
Biometric access necessitates personnel to provide their eye patterns to pass through access portals in the main floor in place of using their access passes.
The corporate tower, which apparently was built for $3bn to develop, will eventually function as a home for ten thousand staff members once it is completely filled in the coming months.
JP Morgan opted not to respond but it is assumed that the use of physical identifiers for entry is designed to make the premises better protected.
There are special provisions for certain staff members who will continue to have the option to use a traditional pass for access, although the requirements for who will use more standard badge entry remains unclear.
Complementing the introduction of physical identifier systems, the bank has also released the "Corporate Access" digital platform, which acts as a digital badge and center for worker amenities.
The platform enables employees to manage visitor access, explore interior guides of the premises and schedule food from the building's 19 food service providers.
The deployment of enhanced security measures comes as business organizations, especially those with major presence in the city, look to increase security following the attack of the CEO of one of the US's largest health insurers in recent months.
The executive, the boss of the insurance giant, was fatally shot not far from the bank's location.
It is not known if JP Morgan plans to deploy the biometric system for employees at its offices in other important economic centers, such as London.
The action comes within controversy over the implementation of technology to track workers by their companies, including monitoring physical presence metrics.
Previously, all staff members on hybrid work schedules were instructed they have to report to the physical location five days a week.
The bank's chief executive, the prominent banker, has referred to JP Morgan's recently opened skyscraper as a "tangible expression" of the company.
Dimon, one of the global financial leaders, lately cautioned that the probability of the US stock market experiencing a decline was much more substantial than many financiers anticipated.