(3) The commissioner may adopt rules and regulations providing for the issuance of permits to manufacturers, utilities, construction contractors, companies receiving bond financing through the Mississippi Business Finance Corporation or the Mississippi Development Authority, and other taxpayers as determined by the commissioner, and the commissioner shall adopt rules and regulations providing for the issuance of a permit to any qualified business or industry, which is certified as such by the Mississippi Development Authority pursuant to the Mississippi Flexible Tax Incentive Act and awarded any mFlex tax incentive amount for such qualified business's or industry's qualified economic development project, certified as such by the Mississippi Development Authority pursuant to the Mississippi Flexible Tax Incentive Act, to purchase tangible personal property taxed under Section 27-65-17, items taxed under Section 27-65-18, items taxed under Section 27-65-19, services taxed under Section 27-65-23, items taxed under Section 27-65-24, and items taxed under Section 27-65-26 without the payment to the vendor of the tax imposed by the sales and use tax laws, and providing for persons to report and pay the tax directly to the commissioner in instances where the commissioner determines that these provisions will facilitate and expedite the collection of the tax at the proper rates which may be due on purchases by the permittee. Under the provisions of this chapter, the vendor is relieved of collecting and remitting the taxes specified hereunder and the person holding the permit shall become liable for such taxes instead of the seller. The full enforcement provisions of the sales tax law shall apply in the collection of the tax from the permittee. The commissioner shall adopt rules and regulations providing for the issuance of a permit to and at the election of purchasers and users of computer software or computer software services to purchase such items and services without the payment to the vendor of the tax imposed by the sales and use tax laws, and providing for persons to report and pay the tax directly to the commissioner. Under the provisions of this chapter, the vendor is relieved of collecting and remitting the taxes specified hereunder and the person holding the permit shall become liable for such taxes instead of the seller. The full enforcement provisions of the sales tax law shall apply in the collection of the tax from the permittee.