ISRO Assistant Exam Age Calculator 2026
Indian Space Research Organisation Assistant Recruitment
- Minimum Age
- 18 years
- Maximum Age
- 35 years
- Cutoff Date
- 1 August 2026
- Recruitment Year
- 2026
- Conducting Body
- Other
Age Relaxation
Category-wise age relaxation applicable to ISRO Assistant Exam (2026).
| Category / Condition | Relaxation (Years) |
|---|---|
| General (No relaxation) | 0 |
| OBC (Non-Creamy Layer) | +3 |
| SC | +5 |
| ST | +5 |
| EWS | +0 |
| Person with Benchmark Disability (PwBD) | +10 |
| Ex-serviceman | +3 |
Relaxations are cumulative where applicable per official notification. (35 years).
Calculate Your Eligibility
Enter your details below to check if you meet the age criteria for ISRO Assistant Exam (2026).
ISRO Assistant Exam — FAQs (2026)
What is the age limit for ISRO Assistant Exam?
For ISRO Assistant Exam, the notified age band is 18–35 years for General/EWS candidates as on the cutoff date. OBC (+3 years), SC/ST (+5 years), PwBD (up to +10 years), and ex-servicemen (+3 years where applicable) may get upper-age relaxation per the official Other notification.
How is age calculated for ISRO Assistant Exam?
Age for ISRO Assistant Exam is reckoned as on the crucial/cutoff date in the official notification—not on application or exam date. This calculator uses 1 August 2026 as the default; enter the date from your notification if it differs.
What is the cutoff date for ISRO Assistant Exam age calculation?
The default cutoff date used here is 1 August 2026. The actual "Age as on …" date for each cycle is in the official ISRO Assistant Exam notification—always verify before applying.
Is there age relaxation for OBC and SC/ST in ISRO Assistant Exam?
Yes. For ISRO Assistant Exam, OBC (NCL) candidates typically get 3 years and SC/ST candidates 5 years of upper-age relaxation above the General maximum, subject to category certificate and notification rules.
What is the age relaxation for PwBD in ISRO Assistant Exam?
PwBD candidates may claim up to 10 years of upper-age relaxation for ISRO Assistant Exam, often in addition to category relaxation where rules allow. A valid disability certificate is required.
Can age relaxations be combined for ISRO Assistant Exam?
For most central recruitments including ISRO Assistant Exam, category, PwBD, and ex-serviceman relaxations can be cumulative when you meet prescribed conditions. Confirm in the official Other notification.
Can I apply for ISRO Assistant Exam if I exceed the age limit by one month?
Generally, no. ISRO Assistant Exam enforces age limits strictly as on the cutoff date—even one day beyond the maximum eligible age (after relaxations) usually makes a candidate ineligible.
Which document is used for date of birth in ISRO Assistant Exam?
Date of birth as on Class 10 (matriculation) certificate is accepted for ISRO Assistant Exam. It must match across application and certificates; NDA/CDS also reject other DOB proofs unless specified.
What is the minimum age for ISRO Assistant Exam?
The minimum age for ISRO Assistant Exam is 18 years as on the cutoff date. Candidates below this age are not eligible.
Does ex-serviceman get age relaxation in ISRO Assistant Exam?
Ex-servicemen may get up to 3 years relaxation (or service-based deduction as per rules) for ISRO Assistant Exam. Check the official notification for military service conditions.