You are confused ... the IRS says you should have a 1095-A from the ACA Marketplace ... if you did not get one or should not have one then respond back saying so. But if you do have a 1095-A you must complete the 8962 and follow the notice instructions ...
The IRS is requesting Form 8962 for 2018
https://ttlc.intuit.com/replies/6765257
