No officer, agent, clerk, or employee, under the government of the City, and no candidate for any City office shall, directly or indirectly, solicit or receive, or be in any manner concerned in soliciting or receiving, any assessment, subscription, contribution, or political service, whether voluntary or involuntary, for any political purpose whatsoever, from anyone on the employment lists or holding any position under the provisions of this chapter. (Ord. 1922 § 1 (part); October 29, 1963.)