 Following the deposition of Edward V and crowning of the Duke as Richard III on 6 July 1483, Walter Devereux transferred his allegiance to the new king and was confirmed as Justice of the Peace for Herefordshire, Gloucestershire, Shropshire, and Hertfordshire.On 1 August Walter Devereux of Ferrers; his son, Sir John Devereux of Ferrers; and others were assigned in Herefordshire to assess and appoint collectors of the subsidies granted by the last Parliament from aliens (with the exception of the nations and merchants of Spain, Brittany, and Almain).Devereux attended Parliament on 23 January 1484, and was assigned to raise an army on 1 May 1484 in Hertfordshire, and Herefordshire.