
GATE PSU cutoff for the ST category last year ranged from 450 to 550 marks for top PSUs like ONGC and IOCL, which is 200 to 250 marks lower than the General category. ST candidates need GATE scores between 400 and 650, depending on which PSU and engineering branch they choose.
Over 50 government PSUs hire through GATE, including NTPC, BHEL, GAIL, and Power Grid, with the ST category getting relaxation in both cutoff marks and age limit of 5 years.

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Key Summary:
|
|---|
| PSU Name | CSE/IT | Electrical | Mechanical | Civil |
|---|---|---|---|---|
| ONGC | 520 to 550 | 480 to 500 | 450 to 480 | 420 to 450 |
| IOCL | 500 to 530 | 480 to 510 | 450 to 480 | 420 to 450 |
| NTPC | 480 to 510 | 450 to 480 | 420 to 450 | 400 to 430 |
| BHEL | 450 to 480 | 420 to 450 | 380 to 410 | 360 to 390 |
| Power Grid | 490 to 520 | 460 to 490 | 430 to 460 | 410 to 440 |

These GATE PSU cutoff ST category marks are for Engineer Trainee positions.
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| PSU | Branch | General | ST | Difference |
|---|---|---|---|---|
| ONGC | Electrical | 720 to 750 | 480 to 500 | 240 marks |
| IOCL | CSE | 750 to 780 | 500 to 530 | 250 marks |
| NTPC | Electrical | 700 to 730 | 450 to 480 | 250 marks |
| BHEL | Mechanical | 620 to 650 | 380 to 410 | 240 marks |
GATE PSU cutoff ST category shows 220 to 260 marks relaxation.
| PSU Name | Total Posts | ST Vacancies | Age Limit ST |
|---|---|---|---|
| ONGC | 400 to 450 | 30 to 34 | 33 years |
| IOCL | 350 to 400 | 26 to 30 | 33 years |
| NTPC | 500 to 550 | 38 to 42 | 35 years |
| BHEL | 300 to 350 | 22 to 26 | 33 years |
| Power Grid | 200 to 250 | 15 to 19 | 33 years |
ST category gets 7.5% reservation and 5 year age relaxation in all central PSUs.
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| PSU Branch | 2024 ST | 2025 ST |
|---|---|---|
| ONGC Electrical | 470 | 480 to 500 |
| IOCL Mechanical | 440 | 450 to 480 |
| NTPC CSE | 470 | 480 to 510 |
| BHEL Civil | 360 | 360 to 390 |
GATE PSU cutoff ST category went up 10 to 20 marks annually.
| Engineering Branch | Top PSU ST Cutoff | Mid Tier PSU ST Cutoff | State PSU ST Cutoff |
| Computer Science | 520 to 550 | 470 to 500 | 430 to 460 |
| Electrical | 480 to 510 | 430 to 460 | 400 to 430 |
| Electronics | 470 to 500 | 420 to 450 | 390 to 420 |
| Mechanical | 450 to 480 | 400 to 430 | 370 to 400 |
| Civil | 420 to 450 | 380 to 410 | 350 to 380 |
| Chemical | 420 to 450 | 390 to 420 | 360 to 390 |

These are safe GATE PSU cutoff ST category scores with 20 to 30 marks buffer above minimum.
For official PSU recruitment notifications: Individual PSU career pages | GATE Helpline: Check official GATE website
Also Check:
Ques. What is GATE PSU cutoff for ST category in ONGC?
Ans. GATE PSU cutoff ST category for ONGC ranges from 450 to 550 marks depending on branch. Electrical needs 480 to 500, Mechanical needs 450 to 480, and Civil needs 420 to 450 marks.
Ques. How much lower is ST cutoff compared to General category in PSUs?
Ans. GATE PSU cutoff ST category is 220 to 260 marks lower than General category. For example, IOCL Electrical has General cutoff of 720 but ST cutoff is only 480 marks, showing 240 marks difference.
Ques. Do ST candidates get age relaxation in PSU recruitment?
Ans. Yes. GATE PSU ST category candidates get 5 year age relaxation. While General category limit is 28 to 30 years, ST candidates can apply till 33 to 35 years depending on PSU.
Ques. Which PSU has lowest GATE cutoff for ST category?
Ans. BHEL has the lowest GATE PSU cutoff ST category starting from 360 marks for Civil and 380 marks for Mechanical branches. State PSUs have even lower cutoffs starting from 350 marks.
*The article might have information for the previous academic years, please refer the official website of the exam.