Year 2 is when your apprenticeship shifts gear. More responsibility on site, introduction to electrical testing, Level 3 theory, and the start of AM2 preparation. This guide covers everything you need to know to make the most of your second year.
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Written and reviewed by Andrew Moore, founder of Elec-Mate, against BS 7671:2018+A4:2026, IET Guidance Note 3 and the IET On-Site Guide.
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01 · Apprentice Guide
If Year 1 was about building foundations, Year 2 is about building on them. This is the year where most apprentices start to feel like they are becoming proper electricians. The tasks get more complex, the independence increases, the theory goes deeper, and the assessments become more demanding.
On site, you will move from mainly assisting to carrying out installations with increasing autonomy. You will wire complete circuits, start learning to read and interpret drawings with more confidence, and be introduced to electrical testing instruments. At college, the syllabus transitions to Level 3, covering advanced theory topics that underpin the design and verification of electrical installations.
Year 2 is also when many apprentices begin thinking seriously about the AM2 assessment and the End Point Assessment. Both are still a year or more away, but the skills tested in those assessments are developed in Year 2. Starting preparation early gives you a significant advantage.
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02 · Apprentice Guide
Year 2 brings a noticeable shift in what your employer expects from you. You will still be supervised, but you will be trusted to carry out tasks with less direct oversight. Here is what that looks like in practice:
You will be given a circuit to wire independently — a lighting circuit or ring circuit, for example. Your supervisor will check the work before it is energised, but the installation itself is your responsibility. This is a big step up from Year 1 assist work.
Terminating circuits at the consumer unit — connecting MCBs, RCBOs, busbars, and main switches. Understanding circuit identification, labelling, and the arrangement of protective devices. This is a core skill for the AM2 assessment.
Fitting faceplates, connecting accessories, installing light fittings, and completing the finishing work that turns a first-fix installation into a working electrical system. Attention to detail and quality of workmanship become increasingly important.
By mid-Year 2, you should be carrying out safe isolation independently. This is a non-negotiable skill — you must be able to prove dead, lock off, and verify before working on any circuit. Practise it until it is automatic.
Record every new responsibility in your site diary. Each step up in independence is portfolio evidence of your developing competence.
03 · Apprentice Guide
Electrical testing is one of the most important skills you will develop as an electrician. Year 2 is when you start learning to use a multifunction tester and interpret the results. The tests you will learn include:
BS 7671 Reg 643.1 requires that dead tests (continuity of protective conductors, insulation resistance, and polarity — Regs 643.2 to 643.6) are completed in that order before the installation is energised. Live tests (earth fault loop impedance and RCD operation) follow once the supply is connected. Getting this sequence wrong is a common AM2 and City & Guilds exam error.
Understanding why each test is performed, what the results mean, and what to do when a result fails is just as important as learning how to operate the test instrument. College will cover the theory; site work provides the practical experience. Elec-Mate mock exams include testing questions that reinforce both the theory and the practical interpretation.
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Elec-Mate mock exams cover every testing topic you will encounter in Year 2 — continuity, insulation resistance, Zs, polarity, and RCD testing.
04 · Apprentice Guide
Year 2 is when you progress from basic first-fix work to complete circuit installations. You will learn to install, wire, and connect a range of circuit types:
One-way switching, two-way switching, and intermediate switching. Understanding loop-in wiring at ceiling roses, switch drops, and the correct connections for different switching arrangements. These are fundamental circuits tested in the AM2.
Installing a complete ring circuit for socket outlets — running the ring, connecting accessories, and verifying the ring using continuity testing. Understanding spurs, fused connection units, and the limitations of the ring circuit.
Two methods are used to prove the ring is a true ring (GN3 three-step test): the wandering-lead method — where you test resistance at each socket in turn along the ring — and the shorted-out (cross-connected) method — where line and neutral ends are bridged at the consumer unit and resistance is measured at each outlet. A common AM2 mistake is misidentifying the CPC in twin-and-earth cable when setting up the test leads — always check conductor colours and sleeve the bare CPC before connecting leads.
Radial circuits for specific loads — cooker circuits, shower circuits, immersion heater supplies, and outdoor socket feeds. Learning to size cables correctly for the load and select appropriate protective devices.
Installing mains-powered, interconnected smoke and heat alarm systems. Understanding the current regulations for domestic alarm systems and the requirements for new builds versus existing properties.
Every circuit you install is an opportunity to build your skills and gather portfolio evidence. Record the circuit type, the cable sizes used, the protective device selected, any regulations you referenced, and take a photograph of the completed work.
05 · Apprentice Guide
Level 3 electrical theory is a significant step up from Level 2. The concepts are more complex, the calculations more demanding, and the depth of knowledge required increases substantially. Key topics include:
The 2026 amendment (BS 7671:2018+A4:2026) introduces two key changes relevant to domestic installation work. Reg 421.1.7 recommends the installation of arc fault detection devices (AFDDs) on AC final circuits to mitigate the risk of fire from arc fault currents. Reg 411.3.4 makes 30 mA RCD additional protection mandatory for all AC final circuits supplying luminaires in domestic premises — not just socket outlets. If your assessments or AM2 preparation references BS 7671, ensure you are working to the live 2026 edition.
Regular study is essential to keep up with Level 3 content. Elec-Mate's training courses break down complex topics into manageable sections, and the flashcards tool helps you memorise formulae, cable ratings, and regulation numbers that come up repeatedly in assessments.
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AI-generated mocks, instant marking, and explanations on every question — targeted at your weakest topics. From £6.99/mo.
06 · Apprentice Guide
The AM2 (Achievement Measurement 2) is the practical assessment that demonstrates your competence as an installation electrician. It is typically sat at the end of Year 3 or during Year 4, but the skills it tests are developed throughout Years 2 and 3.
What the AM2 tests: The AM2 is a practical assessment carried out at an approved test centre. It covers installation work (wiring circuits from a specification), fault finding (diagnosing and rectifying electrical faults), and safe isolation. The assessment takes a full day and is marked on accuracy, quality of workmanship, safety, and completion within the time limit.
How to prepare in Year 2: The best preparation is to develop your practical skills systematically. Practise wiring lighting and power circuits until you can do them confidently and accurately. Develop your safe isolation procedure until it is automatic. Start building speed — the AM2 has a time limit, and working efficiently is important. Use the Elec-Mate AM2 Simulator to familiarise yourself with the assessment format and the types of tasks you will face.
Do not leave it until Year 3: Apprentices who start AM2 preparation in Year 2 consistently perform better than those who leave it until the last few months. The skills tested in the AM2 are the same skills you are developing on site every day — treat every circuit installation as AM2 practice.
In the app
Elec-Mate's AM2 Simulator gives you realistic practice for the practical assessment. Work through installation tasks, fault-finding scenarios…
07 · Apprentice Guide
By the end of Year 2, you should have a substantial body of evidence in your portfolio and be well on your way to meeting the off-the-job training hours requirement. Check these milestones:
The gateway to the EPA requires confirmation that you have met the OTJ requirement and have a complete portfolio. Staying on track in Year 2 means you will not face a frantic catch-up in Year 3.
08 · Apprentice Guide
Year 2 is when Elec-Mate's full range of apprentice features comes into its own. The platform supports every aspect of your development:
Level 3 content covering advanced circuit design, three-phase systems, fault finding, testing procedures, and detailed BS 7671 study. Structured modules with progress tracking and practice questions.
Realistic practice for both the AM2 practical assessment and the End Point Assessment. Work through scenarios, receive feedback, and build confidence before the real assessments.
Track your evidence against every apprenticeship standard criterion. Site diary entries, OJT records, and study evidence all feed in automatically. See which criteria are covered and which still need evidence.
The AI tutor explains complex Level 3 concepts in plain language and works through calculations step by step. The study planner helps you organise your revision time and stay on track with college assignments.
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AM2 Simulator, EPA Simulator, 46+ training courses, mock exams, flashcards, AI tutor, portfolio builder, and OJT tracker.
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