Apple is expanding its US-made chip roster, but according to TSMC’s CEO, the most modern chips will continue being manufactured elsewhere.

TSMC's new U.S. plant is unlikely to get the most advanced chip technology before factories in Taiwan due to complex compliance issues, local construction regulations and various permitting requirements,

Wei also addressed a question about ramping up bleeding-edge nodes at the Arizona fab, now that TSMC has the greenlight from Taiwan to take that tech abroad. Until recently, restrictions meant that the latest node had to be produced in Taiwan, but older-gen nodes could go abroad.

Taiwan Semiconductor Manufacturing Co has begun producing advanced four-nanometer chips for U.S. customers in Arizona, Commerce Secretary Gina Raimondo told Reuters, a milestone in the Biden administration's semiconductor efforts.

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