It's a standard published by SAE: https://www.sae.org/news/2023/12/sae-j3400-tir-released https://www.sae.org/news/2023/12/sae-j3400-tir-released Access to Te

It's a standard published by SAE: https://www.sae.org/news/2023/12/sae-j3400-tir-released https://www.sae.org/news/2023/12/sae-j3400-tir-released Access to Tesla's charging network is a separate issue, but the connector itself is a published standard.