ATF is going to ask for proof that you purchased the lower prior to the Healy date. Anecdotally they have been doing this for a short wile and will only approve a AR SBR if the lower is owned prior to the Healy date.
Remember to include a copy of both sides of your LTC with your form 1 app. They won't approve it without a LTC copy.
Remember to include a copy of both sides of your LTC with your form 1 app. They won't approve it without a LTC copy.