"SECTION 216. Resale of Real Estate Taken for Taxes. - The Commissioner shall have charge of any real estate obtained by the Government of the Philippines in payment or satisfaction of taxes, penalties or costs arising under this Code or in compromise or adjustment of any claim therefor; and said Commissioner may, upon the giving of not less than twenty (20) days notice, sell and dispose of the same at public auction, or with the prior approval of the Secretary of Finance, dispose of the same at private sale. In either case, the proceeds of the sale shall be deposited with the National Treasury, and an accounting of the same shall be rendered to the Chairman of the Commission on Audit

"SECTION 217. Further Distraint or Levy. - The remedy by distraint of personal property and levy on realty may be repeated if necessary until the full amount due, including all expenses, is collected.

"SECTION 218. Injunction not Available to Restrain Collection of Tax. - No court shall have the authority to grant an injunction to restrain the collection of any national internal revenue tax, fee or charge imposed by this Code.

"SECTION 219. Nature and Extent of Tax Lien. - If any person, corporation, partnership, joint-account (cuentas en participacion), association or insurance company liable to pay an internal revenue tax, neglects or refuses to pay the same after demand, the amount shall be a lien in favor of the Government of the Philippines from the time when the assessment was made by the Commissioner until paid, with interests, penalties, and costs that may accrue in addition thereto upon all property and rights to property belonging to the taxpayer: Provided, That this lien shall not be valid against any mortgagee, purchaser or judgment creditor until notice of such lien shall be filed by the Commissioner in the office of the Register of Deeds of the province or city where the property of the taxpayer is situated or located.