Choosing your JC subject combination is one of the most important decisions you'll make. This guide covers H1/H2 requirements, contrasting subject rules, and university prerequisites based on official MOE, SEAB, and university sources.
JC1 students report: 4 February 2026
Subject selection happens within the first 2 weeks!
Core A-Level Requirements (MOE Official)
According to MOE's A-Level curriculum page, all JC students must offer:
Standard: 3H2 + 1H1
- 3 H2 content-based subjects
- 1 H1 content-based subject
- H1 GP - compulsory
- Project Work - compulsory
- H1 MTL - Mother Tongue
4 H2 Option (High Achievers)
- 4 H2 content-based subjects
- Requires L1R5 ≤ 10 pts (raw)
- AND ≤ 8 pts in 4 relevant O-Level subjects
Source: MOE A-Level Curriculum
The Contrasting Subject Rule
According to National Junior College, at least one of your four content subjects must be from a contrasting discipline:
Science Stream Students
Must take at least one from Humanities & Arts:
- Economics
- Geography
- History
- Literature in English
- Art
- China Studies in English
- Theatre Studies & Drama
- Knowledge & Inquiry (KI)
Arts Stream Students
Must take at least one from Science & Mathematics:
- Mathematics (H1 or H2)
- Physics
- Chemistry
- Biology
- Computing
- Further Mathematics
- Knowledge & Inquiry (KI)
Pro Tip: Knowledge & Inquiry (KI) can serve as a contrasting subject for both Science and Arts stream students! Source: NJC
Complete A-Level Subject List (SEAB 2026)
Based on the official SEAB 2026 A-Level Syllabuses:
| Subject | H1 Code | H2 Code |
|---|---|---|
| Sciences | ||
| Physics | 8867 | 9478 |
| Chemistry | 8873 | 9476 |
| Biology | 8876 | 9477 |
| Mathematics | ||
| Mathematics | 8865 | 9758 |
| Further Mathematics | - | 9649 |
| Humanities | ||
| Economics | 8843 | 9570 |
| History | 8838 | 9174 |
| Geography | - | 9173 |
| Literature in English | 8841 | 9539 |
| Arts & Others | ||
| Art | 8879 | 9357 |
| Computing | - | 9569 |
| Theatre Studies & Drama | - | 9519 |
Source: SEAB 2026 Syllabuses
Popular Subject Combinations
Based on Victoria JC and Eunoia JC:
PCM + Economics
H2 Physics, Chemistry, Math + H1 Econs
Best for: Engineering, Computing
BCM + Economics
H2 Biology, Chemistry, Math + H1 Econs
Best for: Medicine, Life Sciences
ELH + Mathematics
H2 Econs, Lit, History + H1 Math
Best for: Law, Business, Humanities
EGH + Mathematics
H2 Econs, Geog, History + H1 Math
Best for: Public Policy, Social Sciences
University Course Prerequisites
Medicine (NUS/NTU)
- • H2 Chemistry - Required
- • H2 Biology OR Physics - Required
- • BMAT/UCAT assessment required
Source: NUS Subject Pre-requisites
Law (NUS/SMU)
- • H1 GP: Grade B or better - Required
- • OR Good pass in H2 Knowledge & Inquiry
- • No other specific subject requirements
Source: NUS Law FAQs
Engineering (NTU)
- • H2 Mathematics - Required
- • H2 Physics/Chemistry/Biology/Computing - At least one
Source: NTU Engineering Requirements
2026 UAS Changes: Fourth Subject Flexibility
From AY2026, based on NUS Official FAQs (January 2026):
Key Change: Your fourth H1/H2 content-based subject will only be counted if it improves your score. This means you can choose your fourth subject by interest without worrying about grades! Maximum UAS is now 70 points.