Also, the following list of regiments are disbanded:
British Line
British - EU
30th (Cambridgeshire) Regiment of Foot/79th (Cameron Highlanders) Regiment of Foot
47th (Lancashire) Regiment of Foot
55th (Westmorland) Regiment of Foot
British - NA
4th Battalion King's German Legion
40th (2nd Somersetshire) Regiment of Foot
74th Regiment of Foot - Campbell's Highlanders
78th Regiment of Foot 'Fraser Highlanders
93rd Regiment of Foot - Sutherland Highlanders
96th Regiment of Foot
97th 'Queen's Own Germans' Regiment of Foot
99th Regiment of Foot
British - EU/NA
2nd (The Queen's Royal) Regiment of Foot
3rd East Kent Regiment of Foot - The Buffs
6th Battalion King's German Legion
28th (North Gloucestershire) Regiment of Foot
47th Regiment of Foot - Lancashire Lads
61st (South Gloucestershire) Regiment of Foot
63rd (West Suffolk) Regiment of Foot
72nd Regiment of Foot - Seaforth Highlanders
73rd Regiment of Foot - Perthshire Highlanders
86th (Royal County Down) Regiment of Foot
88th Regiment of Foot - Connaught Rangers
92nd Regiment of Foot - Gordon Highlanders
British Light
British - EU
68th (Durham) Regiment of Foot
British - NA
Duke of Cornwall's Light Infantry
British - NA/EU
31st Light Infantry Regiment of Foot
51st (2nd Yorkshire, West Riding) Regiment of Foot
British Guard
British - NA
9th Queen's Guards
British - NA/EU
72nd Seaforth Highlanders
British Skirmishers
British - EU
13th Kings German Legion
British - EU/NA
2nd (The Queen's Royal) Regiment of Foot
72nd Seaforth Highlanders
For cavalry, only
"72nd Regiment of Foot - Seaforth Highlanders" from NA/EU is disbanded. For Marines, only
"27th Royal Marines" from EU is disbanded.
British Artillery
British - EU
5th Brigade Royal Field Artillery Battery
13th Kings German Legion
British - NA
8th Royal Marine Artillery
British - NA/EU
2nd (The Queen's Royal) Regiment of Foot
104th New Brunswick Regiment
For France, there's some regiments here and there that have renamed, disbanded, etc. Also, keep in mind, some British regiments need new threads linked still, so after you clear out the list of disbanded regiments, I'd recommend you feed through and look for name inconsistencies.
-From the Past to the Present