Rule 14 targets events organized by persons or bodies with official dealings. A surprise party by personal friends and family with no official dealings falls outside the prohibition. The test is whether the organizers have a nexus with the official's government work.
Source: CCS-CONDUCT Rule 22
When must the Annual Property Return be filed?
Can service associations organise peaceful marches to submit memorandums?
Can a government servant lose their job solely because they married without permission?
What permission is needed to sell ancestral property?
Can a government servant marry a foreign national?
This answer is for informational purposes only and does not constitute legal advice. Always refer to the original rules and consult competent authorities for official interpretation.