Can I amend returns on which I reported my MPC earned and used?

Yes. However, Manufacturer’s Purchase Credit (MPC) expired by statute on August 30, 2014. MPC cannot be earned on purchases with an invoice date of August 31, 2014 or later. All other procedures regarding MPC usage remain the same as prior to the sunset.

You can file an amended return for each using the following forms:

If you have additional inquiries, you may submit them to the Questions, Comments, or Request form.