Article III Section 27 Pennsylvania Constitution
Article III Section 27 Constitution of the Commonwealth of Pennsylvania is about Changes in Term of Office or Salary Prohibited. Article III is titled Legislation, it has 32 sections.
Changes in Term of Office or Salary Prohibited
No law shall extend the term of any public officer, or increase or diminish his salary or emoluments, after his election or appointment.
See also: Article III Section 26 Pennsylvania Constitution