Complete Guide to Joining the Merchant Navy After 10th & 12th

Complete Guide to Joining the Merchant Navy After 10th & 12th

A career in the Merchant Navy offers high starting tax-exempt salaries, rapid promotion tracks, and international travel opportunities. Unlike the Indian Navywhich operates as a naval defense force under the Ministry of Defensethe Merchant Navy is a commercial maritime sector responsible for transporting goods, crude oil, containers, and passengers worldwide across commercial vessels.

Whether passing out after Class 10th or finishing Class 12th with Physics, Chemistry, and Mathematics (PCM), multiple Directorate General of Shipping (DG Shipping)-approved entry paths lead to high-paying maritime careers.

1. Key Pathways to Join the Merchant Navy

Your entry route into maritime shipping depends on your academic qualification at entry point:

2. Joining Merchant Navy After Class 10th

If you have completed Class 10th, you can enter the rating cadre of the Merchant Navy. Ratings support deck and engine operations under officer supervision.

Primary Entry Course: General Purpose (GP) Rating

• Course Duration: 6 Months (Pre-Sea Residential Training)
• Eligibility Criteria:
  • Pass Class 10th with minimum 40% aggregate marks from a recognized board.
  • Minimum 40% marks in English in 10th or 12th.
• Age Limit: 17.5 to 25 years at course commencement.
• Selection Process: Entrance test and interview conducted by DG Shipping-approved maritime institutes.

Secondary Entry Course: Saloon Rating / Commercial Cook

• Course Duration: 6 Months
• Role: Managing galley operations, food preparation, catering, and housekeeping onboard.
• Eligibility: Pass Class 10th with minimum 40% aggregate and English proficiency.

Career Advancement for 10th Pass outs

After completing 6 months of pre-sea training and securing your Continuous Discharge Certificate (CDC) and INDoS Number, you join a ship as a Trainee Rating. After completing 36 months of sea time (or) 24 months with structured training, ratings can sit for the 2nd Mate Competency Exams conducted by DG Shipping to step up into the officer cadre.

3. Joining Merchant Navy After Class 12th (PCM Stream)

For candidates who passed 10+2 with Physics, Chemistry, and Mathematics (PCM), entry directly opens into officer cadet pathways.

 

 

 

 

 

 

 

Course Name	Duration	Minimum PCM %	Key Advantage
Diploma in Nautical Science (DNS)	1 Year	60% in PCM	Fast entry into sea service; typically leads to 18-month cadetship with company sponsorship.
B.Sc. Nautical Science	3 Years	60% in PCM	Comprehensive degree; requires 12 months of sea service before taking the 2nd Mate exam.

4. Medical & Physical Eligibility Standards

The Directorate General of Shipping mandates strict physical fitness standards under the Merchant Shipping Medical Examination Rules. Examinations must be conducted solely by DG Shipping-authorized doctors.

Medical Evaluation Checklist

• Eyesight Requirements:
  • Deck Officers (DNS / B.Sc Nautical): 6/6 distance vision in each eye without glasses. Zero color blindness permitted (tested via Ishihara plates).
  • Engine Officers & Ratings: Distance vision up to 6/12 in both eyes or 6/9 in better eye (glasses permitted up to specified limits). Normal color vision required.
• Physical & Hearing Fitness: Normal hearing without aid, healthy BMI range, no chronic cardiovascular, neurological, or respiratory conditions.

 

5. Mandatory Exams: The Role of IMU-CET & Sponsorship

What is IMU-CET?

The Indian Maritime University Common Entrance Test (IMU-CET) is the national entrance examination mandatory for admission to all DG Shipping-approved institutes for DNS, B.Sc. Nautical Science, and B.Tech Marine Engineering courses.

• Exam Format: Computer-Based Test (CBT) spanning 3 hours (200 Multiple Choice Questions).
• Subject Weightage: Physics (50), Mathematics (50), English (40), General Knowledge/Aptitude (40), Chemistry (20).

Why Company Sponsorship is Critical

 

• A sponsorship letter from a recognized shipping company (e.g., Synergy Maritime, Anglo-Eastern, Fleet Management, Executive Ship Management, MSC) guarantees your onboard sea training slot after classroom pre-sea training. Securing sponsorship prior to enrolling in DNS courses is compulsory to prevent long waiting times for sea berth placement.

 

6. Step-by-Step Roadmap to Become an Officer

1. Academic Preparation: Secure >60% in Class 12th (PCM) and >50% in English in 10th/12th.
2. Clear IMU-CET & Company Sponsorship Tests: Apply for IMU-CET (typically held May/June) while taking company sponsorship exams.
3. Medical Fitness Clearance: Pass physical checkups with a DG Shipping-certified doctor.
4. Complete Pre-Sea Academic Training: Finish your degree/diploma at an accredited Maritime Training Institute (MTI).
5. Onboard Cadership Training: Complete 12–18 months of paid sea time training as a Deck Cadet or Trainee Marine Engineer.
6. Competency Examination & CDC Issue: Clear 2nd Mate / Class IV Engineer oral and written exams conducted by MMD (Mercantile Marine Department) to obtain an Officer Certificate of Competency (CoC

7. Salary Structure & Hierarchy (2026 Overview)

Compensation in the Merchant Navy is rank-dependent, with payments typically calculated in USD or INR tax-exempt terms when sea time requirements (183+ days outside India per financial year) are met.