[2386-3.] Miscellaneous Provisions SECTION  320 . Inhibition Against Purchase of Property at Tax Sale . — Officials and employees of the Government of the Philippine Islands are prohibited from purchasing, directly or indirectly, from the Government, any property sold by the Government for the  nonpayment of any public tax. Any such purchase by a public official or employee shall be void. DcAEIS [1920-1, 2.] SECTION  321 . Powers Incidental to Taking of Testimony . — When authority to take testimony or evidence is conferred upon an administrative officer or upon any nonjudicial person, committee, or other body, such authority shall be understood to comprehend the  right to administer oaths and summon witnesses and shall include authority to require the production of documents under a subpoena duces tecum  or otherwise, subject in all respects to the same restrictions and qualifications as apply in judicial proceedin gs of a similar character. IaDTES Any one who, without lawful excuse, fails to appear upon summons issued under the authority of the preceding paragraph or who, appearing before any individual or body exercising the power therein defined, refuses to make oath, give testimony, or produce do cuments for inspection, when thereunto lawfully required, shall be subject to discipline as in case of contempt of court and upon application of the individual or body exercising the power in question shall be dealt with by the judge of first instance havi ng jurisdiction of the case in the manner provided by law. Salary Law Title of Chapter SECTION  325 . Title of Chapter. —  This chapter shall be known as the Salary Law. ARTICLE  I PRELIMINARY  ARTICLE CHAPTER  14 ARTICLE  VII Copyright 2012 CD Technologies Asia, Inc. and Accesslaw, Inc. Philippine Law Encyclopedia 2011 108