B.Arch Curriculum · Semester 6 · Theory

Building Codes and Regulations

Design is freedom inside a fence. Every building in India sits inside a cage of rules — how much you may build (FSI), how far you must stand back (setbacks), how you must let people out if it burns (NBC Part 4), how a wheelchair must be able to enter (the Harmonised Guidelines), and who is even allowed to sign the drawings (the Architects Act). This course is the map of that cage: the National Building Code and where it actually applies, the local bye-laws that really bind, the fire and accessibility standards that save lives, and the sanction process that turns a design into a building the law will let you occupy.

5Units

6Outcomes

2Credits

FreeForever

Start with Unit I All student courses

Unit III · The rules that save lives

Fire & Life Safety (NBC Part 4)

Fire is the test a building must pass with its occupants inside. NBC Part 4 combines four defences: prevent (materials, compartments), detect (alarms, sprinklers), let people out (exits sized for the crowd), and support the fire service (access, water, risers). Learn the occupancy groups A–I that set the rules, the 500 mm unit of exit width, the high-rise threshold of 15 m and the refuge trigger at 24 m, and the difference between a wet riser, a dry riser and a down-comer. Then test a building with the compliance checker.

Occupancy A–I500 mm exit unitHigh-rise 15 mRefuge 24 mWet vs dry riser

Open the lesson

The syllabus

Five units, from the code on the shelf to the certificate on the wall.

Transcribed from the official B.Arch syllabus. All 5 units are live as full interactive lessons, each with original diagrams, a self-assessment quiz and a studio task.

Unit 1 — Why Codes Exist & the Framework

Live

Why building codes exist; the National Building Code of India 2016 (SP 7) and its eleven Parts; the all-important distinction that the NBC is recommendatory and binds only when adopted; Development Control Regulations and building bye-laws; the Model Building Bye-Laws 2016; the role of the planning authority/ULB; and RERA 2016.

CO1

Unit 2 — Development Control Parameters

Live

The numbers that shape the buildable envelope — Floor Space Index (FSI/FAR), ground coverage, front/side/rear setbacks and the building line, height limits and their link to road width, premium FSI and TDR, open-space and parking (ECS) standards — and why they are LOCAL and vary city to city.

CO2CO6

Unit 3 — Fire & Life Safety (NBC Part 4)

Live

Occupancy classification (Groups A–I); the high-rise threshold (≥15 m); egress design — occupant load, the 500 mm unit exit width, travel distance and number of stairs; compartmentation and fire-resistance ratings; refuge areas (above 24 m) and pressurisation; and active systems — wet/dry risers, down-comers, hydrants and sprinklers — by height and occupancy.

CO3CO6

Unit 4 — Accessibility, Structure & Energy

Live

Universal accessibility — the RPwD Act 2016 and the Harmonised Guidelines 2021 (which superseded 2016), ramps (1:12), accessible toilets and lifts; structural safety (NBC Part 6) and seismic design (IS 1893, zones II–V); sanitation provisioning (NBC Part 9); and energy codes — ECBC 2017 (commercial) and Eco-Niwas Samhita 2018 (residential).

CO4CO6

Unit 5 — Approvals & Professional Duty

Live

Who may submit plans (the Architects Act 1972 and COA); the sanction workflow from application to Occupancy Certificate; online single-window OBPS; deviations and regularisation; the roles of structural and site engineers; penalties for unauthorised construction; environmental clearance (EIA 2006, ≥20,000 m²); and heritage and CRZ layers.

CO5CO6

Course outcomes

What you should be able to do after completing all five units (CO1–CO6, from the syllabus).

Understand

Explain the regulatory framework — NBC, bye-laws, DCR and RERA — and where each binds.

Apply

Apply development-control parameters: FSI, ground coverage, setbacks, height and parking.

Apply

Apply NBC Part 4 fire and life-safety requirements to a building by occupancy and height.

Apply

Apply accessibility, structural and energy-compliance standards.

Analyse

Navigate the sanction process and the professional and legal duties of the architect.

Evaluate

Read a project against the full stack of codes and clearances that govern it.

Topics follow the published B.Arch theory syllabus (L2 · T0 · S0; 100 marks). Every diagram is original Studio Matrx work; the NBC, RERA, accessibility and clearance figures are referenced to the codes. We flag the myths — the NBC is not law everywhere (it binds only when adopted), the 15 m high-rise threshold is not the 24 m refuge trigger, a wet riser is not a dry riser, the Harmonised Guidelines 2021 superseded 2016, and India has no seismic Zone I. Cross-links the high-rise services and FSI tools.

Design is freedom inside a fence.

The National Building Code, the local bye-laws, fire safety, accessibility and the sanction process. Read the five units, study the diagrams, then test yourself.

Open Unit I Back to Students

Studio Matrx is a tribute to Amogh N P. The curriculum is free, forever.