No person in the administrative service shall directly or indirectly solicit or receive, or be in any manner concerned in soliciting, or receiving any assessment, subscription or contribution for any political party or political purpose whatsoever. No person shall orally, or by letter, solicit, or be in any manner concerned in soliciting any assessment, subscription, or contribution for any political party from any person holding a position in the classified service. Any violation of this section shall operate to forfeit the office or position held by the person violating the same and shall render any such person ineligible to hold any municipal office or position for a period of one (1) year.