| Unit Name: | 501st-503rd Combat Tank Regiment |
| Native Name: | 501e-503e Régiment de chars de combat |
| Dates: | 31 August 1994 – 23 June 2009 |
| Country: |  |
| Branch: | French Army |
| Type: | Régiment de chars de combat Combat Tank Regiment |
| Role: | Arme blindée cavalerie Armoured Armed Cavalry |
| Command Structure: | 1st Mechanized Brigade |
| Equipment: | Leclerc |
The 501e-503e Régiment de chars de combat (R.C.C.) (French: '501st-503rd Combat Tank Regiment') was an armoured tank unit of the French Army. The regiment was the armoured component of the 1st Mechanised Brigade.[1] The regiment was equipped with 80 tanks. The 503e RCC was dissolved in 2009.
The 501e Régiment de chars de combat (501e RCC) was merged with the 503e Régiment de chars de combat (503e RCC) in 1994 to form the 501st/503rd RCC armed with 80 Leclerc tanks.
The regiment has participated in numerous combat engagements: the relief missions in Kosovo and the former Yugoslavia, and was found on all exterior theatres of intervention (Chad, Lebanon, Kuwait, Central African Republic, as well as Senegal, the Ivory Coast and Afghanistan).
The regiment was divided into two groups of 40 Leclerc tanks, each supported by two squadrons: one of general means and the other of maintenance.
Each group of squadron can be projected in exterior theatres of operations.
The 501e-503e RCC in a complete count was constituted of 80 tanks, 500 armor and diverse vehicles articulated by 1300 men.
The 503e RCC was dissolved on June 23, 2009.
The 501e RCC remained part of the 1st Mechanized Brigade 1re BM until August 1, 2009 and accordingly integrated the 2nd Armoured Brigade 2e BB.
The 239 military personnel of the 503e reinforced the squadrons of the 501e.
The regiment had 1300 officers and soldiers and consisted of 12 squadrons: