(a) General. -- If any purchaser refuses or otherwise does not pay to the vendor the tax imposed by section three of this article, or a purchaser refuses to present to the vendor a proper certificate indicating the sale is not subject to this tax, or presents to the vendor a false certificate, or after presenting a proper certificate uses the items purchased in a manner that the sale would be subject to the tax, the purchaser shall be personally liable for the amount of tax applicable to the transaction or transactions.
(b) Collection of tax from purchaser. -- Nothing in this section relieves any purchaser who owes the tax and who has not paid the tax imposed by section three of this article from liability for payment of the tax. In those cases the tax commissioner has authority to make an assessment against the purchaser, based upon any information within his or her possession or that may come into his or her possession. This assessment and notice thereof shall be made and given in accordance with sections seven and eight, article ten of this chapter.
(c) Liability of vendor. -- This section may not be construed as relieving the vendor from liability for the tax, except as otherwise provided in this article or article fifteen-b of this chapter.