The Chaplain's in the Irish Defence Forces do not carry a rank they are referred to as Chaplain to the Forces (CF) and are dressed in Officer's uniform but Clack cloth behind Cap & Collar badges. The Collar Badges are Sterling Silver and very rare. On the DPM Uniform they wear Rank Marking with Celtic Cross on it.The Head Chaplain is HCF and is equivalent to Colonel in rank. The Naval Service and the Air Corp have one Chaplain each. The buttons on the chaplains no 1 uniform are black in colour.