Before the RDC, all group headquarters participate in the IGC (Inter-Group Competition) After the IGC, the selected cadets are trained by the drill instructors of the Indian Army and they are given rigorous military training and drill training daily until the time comes when the cadets have to depart to Delhi to represent their respective states.
NCC Republic Day Camp is the culmination of all NCC Training activities. RDC is held at Cariappa Parade Ground, Delhi Cantt from 01 to 29 Jan. 1850 Selected NCC Cadets from 17 directorates attend the Camp. Every directorate has 5 to 7 units under them. The Camp is inaugurated by the Vice President of India and culminates with Prime Minister's Rally on 28 Jan.
During the camp visit of Raksha Mantri, Cabinet Ministers, Chief Minister of Delhi, three Service Chiefs and various State Ministers/VIPs are also organised.
During the RDC, various competitions are conducted amongst the 17 NCC Directorates to decide the Champion Directorate for award of Prime Minister's Banner. Competitions are keenly contested in various events such as National Integration Awareness presentation, Drill, Line & Flag Area, Cultural Programs i.e. (group song, group dance & ballet), Best Cadet of Senior Division (Boys) and Senior Wing (Girls) in each Service – Army, Navy & Air Discipline and Best Cadet Boys and Girls each from Junior Wing. Aero modelling and Ship modelling are also conducted during RDC.
The National Cadet Corps maintains two cadet bands: the Boys Band of the NCC and the Girls Band of the NCC. They are commonly formed up during the NCC Republic Day Camp in late January, during which the bands participate in the Republic Day Parade on 26 January and the Prime Minister's Rally on 28 January.
In the CATCs, the boys (senior and junior divisions) and girl cadets (senior and junior wings) of a particular NCC unit participate in the 10-day camp. Classes are conducted as per the given syllabus wherein certain aspects of NCC training are taught once again. The camp acts as a refresher training for the cadets and they are also trained in basic skills of survival and emergencies besides other topics. They are taught certain skills pertaining specifically to their Wing for e.g., a Naval cadet is trained in boat-rowing, oaring, Semaphore, etc. Another activity in the camp is the "dogwatch" wherein two cadets are to stay on sentry duty for two hours at any time given time of the day. Those caught sleeping, especially during late night or early morning shifts, or otherwise missing from duty are severely reprimanded or penalized. Cadets are also introduced to weapons such as a .22 caliber rifle. They are also given tasks of serving food to fellow cadets.
NIC is to propagate national integration among cadets and society.'Only the best cadets in drills and march are sent to represent their states.'This camp is considered for SSLC and higher secondary course (+2) grace marks These camps are conducted on All India basis and help bridge the cultural gap among various States of India. In addition, there are six special SNICs conducted at Leh, Nagrota (J&K), Chakabama (NER, Nagaland), Srinagar, Lakshadweep and Port Blair.
Advance Leadership Camp is conducted 6 times in various places throughout India. A cadet must have completed Basic Leadership Camp in order to qualify for this camp. In this camp the officers give cadets training for SSB screening and entrance.
These camps are conducted by the NCC in collaboration with Indian Army, as the willing cadets are attached to the specific regiments undergoing the training period of 10–15 days. In this camp, the cadets are trained by the instructors of the particular regiment, in the military tactics including day/night warfare & also get familiar with the weaponry.
Adventurous treks and hikes up mountains take place, with expeditions to local mountains and hills.
The TSC is a 12-day camp conducted in Delhi every year in the late autumn, in which the cadets are selected from all 17 directorates (30+3 SD / JD and SW / JW cadets from each directorate), by the selection procedure conducting 3 pre-TSC camps each of 10–12 days in a week interval. The selected cadets then are sent to the TSC to represent their respective directorates in the following competitions:
Obstacle course – In which the obstacles include 6-feet wall, zig-zag, double ditch, balancing, 3-feet bar, left bar, right bar, incline, etc. It is done after wearing full tactical gear with rifles.
Firing – It consists of two types – Shooting (Grouping, Snap-shooting & Application). It is done with a standard .22 caliber rifle at the range of 25 meters & 50 meters.
Map Reading – which includes working with a compass, service protractor & a map.
Field craft and battle craft.
Tent pitching.
Eight rock climbing camps are held each year to expose the cadets to the basics of elementary rock climbing and to inculcate spirit of adventure amongst cadets. Four of these camps are held at Gwalior in Madhya Pradesh and other four camps at Nayyardam near Trivandrum in Kerala.
The aim of YEP is a country-to-country exchange of cadets belonging to NCC or other equivalent government or youth organizations of friendly countries and participation in various activities and appreciation of each other's socio-economic and cultural realities. More than 150 cadets proceed abroad on YEP annually.