There’s one group of Android users Google’s new sideloading rules won’t affect

TL;DR LineageOS says Google’s new developer verification system will not affect devices running its custom ROM. The project warns that users on certified stock Android devices will be subject to Google’s new app verification and advanced sideloading flow. LineageOS has signed the “Keep Android Open” petition and says it will not adopt Google’s verification service, even if it eventually moves into Play Services.