Pay Our Protectors Not Our Politicians Act of 2018 This bill provides FY2018 appropriations for military pay during any period in which interim or full-year appropriations for FY2018 are not in effect. The appropriations provided by this bill are available until the earlier of: (1) the enactment into law of specified appropriations legislation, or (2) January 1, 2019. The bill provides continuing appropriations for pay and allowances of: members of the Armed Forces, including reserve components, who perform active service; members of the reserve components of the Armed Forces who perform inactive-duty training; civilian personnel or contractors of the Department of Defense (and the Department of Homeland Security [DHS] in the case of the Coast Guard) who are providing support to members of the Armed Forces; and DHS employees who are performing national security activities. It also provides continuing appropriations for payments related to: death gratuities, funeral and burial expenses, authorized funeral travel and travel related to the dignified transfer of remains and unit memorial services, and the temporary continuation of a basic allowance of housing for dependents of members dying on active duty. The bill also prohibits Members of Congress from being paid when a government shutdown is in effect during the 116th and succeeding Congresses. During the 115th Congress, congressional pay must be withheld during a government shutdown and released at the end of the Congress.