law: The Petroleum and Natural Gas Regulatory Board Act, 2006
  5. Term of office,
  
  conditions of service, etc. of Chairperson and other members.-
  1.  Before
  
  appointing any person as the Chairperson or other member, the Central
  
  Government shall satisfy itself that such person does not have any financial or
  
  other interest which is likely to affect prejudicially his functions as
  
  Chairperson or such other member.
  2.  The
  
  Chairperson and other members shall hold office for a term of five years from
  
  the date on which they enter upon their offices or until they attain the age of
  
  sixty-five years, whichever is earlier: Provided that the Chairperson and other
  
  members shall not be eligible for re-appointment. Explanation.-For the purposes
  
  of this section, appointment of a member as Chairperson shall not be deemed to
  
  be re-appointment.
  3.  A
  
  person in the service of the Central Government, a State Government or an
  
  undertaking, corporation or company owned or controlled by the Central
  
  Government or a State Government or from any other non-Governmental or
  
  corporate body shall resign or retire from such service before joining as the
  
  Chairperson or other member, as the case may be.
  4.  The
  
  salaries and allowances payable to and the other terms and conditions of
  
  service of the Chairperson and the other members shall be such as may be
  
  prescribed: Provided that neither the salary and allowances nor the other terms
  
  and conditions of service of the Chairperson or any other member shall be
  
  varied to his disadvantage after appointment.
  5.  The
  
  Chairperson or other member may resign his office by giving notice thereof in
  
  writing to the Central Government and on such resignation being accepted, the
  
  Chairperson or such other member shall be deemed to have vacated his office.
  6.  
  
    The
  
  Chairperson or any other member, upon ceasing to hold office as such, shall-
  a.   be ineligible for
  
  further employment under the Central Government or any State Government; and
  b.   not accept any
  
  commercial employment for a period of two years from the date he ceases to hold
  
  such office. Explanation.- For the purposes of this section, "commercial
  
  employment" means employment in any capacity under, or agency of, a person
  
  engaged in trading, commercial, industrial or financial business in any field
  
  and includes also a director of a company or partner of a firm or setting up
  
  practice either independently or as partner of a firm or as an advisor or a
  
  consultant.