Section 5 ILCS 490/20 - Chaplains Day(a) Chaplains far from home in places scattered throughout the world give comfort and solace to Americans wherever they may be found; therefore, it is fitting and proper that America's and Illinois' Chaplains be officially recognized for their valuable and inspiring services.(b) The first Sunday in May of each year is designated Chaplain's Day to be observed throughout the State as a day set apart in the honor and remembrance of Chaplains.