Packaging licensing? How does it work?

Shopkeeper

I have a shop and sell goods to my customers.

Which packaging do I have to register? And where?

I have an online shop and send goods to my customers.

Which packaging do I have to register? And where?

I sell packaging via an electronic marketplace/Amazon and/or use fulfillment or dropshipping services.

What is my obligation to be compliant with the German Packaging Act (VerpackG) from 1.7.2022?

I produce goods myself.

Which packaging do I have to register? And where?

I import goods from abroad.

Which packaging do I have to register? And where?

I buy and sell goods.

Which packaging do I have to register? And where?

I cannot find myself in any of the examples.

Which packaging do I have to register?