TradeVault
Home Improvement Guide

DIY vs Professional: When to Hire a Tradie

Not sure whether to DIY or call a professional? Our comprehensive guide covers 15+ services with verdicts, savings estimates, and licensing requirements.

15+ Services Covered
Licensing Info Included
Savings Calculators

Should You DIY or Hire a Professional?

The decision to DIY or hire a professional depends on several factors: your skill level, the complexity of the job, legal requirements, and the potential cost of mistakes. Some jobs are illegal to DIY (like electrical work), while others are perfect weekend projects.

DIY Friendly

Painting, basic landscaping, cleaning, and simple repairs

Depends on Skill

Tiling, carpentry, fencing — assess your abilities first

Hire a Pro

Electrical, plumbing, roofing — licensed trades required

Service-by-Service DIY Guide

Plumbing

Hire a ProHigh Risk

Most plumbing work requires a licence. DIY is limited to basic maintenance like changing tap washers.

DIY-Friendly Tasks:
Tap washer replacementShower head installationUnclogging drains (chemical only)
Potential DIY savings:Up to $150 for basic tap fixes

Electrical

Hire a ProHigh Risk

Electrical work is illegal to DIY in Australia. All work must be done by a licensed electrician.

DIY-Friendly Tasks:
Changing light bulbsResetting circuit breakersInstalling battery-powered smoke alarms
Potential DIY savings:None — DIY is illegal

Painting

DIY FriendlyLow Risk

Interior painting is one of the best DIY projects. Exterior and heritage work may need professionals.

DIY-Friendly Tasks:
Interior wallsFeature wallsCeilings (low height)Doors and trim
Potential DIY savings:$2,000–$5,000 for a 3-bed home

Tiling

Depends on SkillMedium Risk

Simple floor tiling is DIY-able for handy homeowners. Waterproofing and complex patterns need pros.

DIY-Friendly Tasks:
Floor tiles (straight lay)Kitchen splashbackSmall laundry floors
Potential DIY savings:$1,500–$3,500 for a bathroom

Fencing

DIY FriendlyLow Risk

Basic panel fencing is a great weekend DIY project. Pool fencing and retaining walls need professionals.

DIY-Friendly Tasks:
Colorbond panel installationTimber paling fencesGate installation (basic)
Potential DIY savings:$1,000–$2,500 for a standard fence

Landscaping

Depends on ScopeMedium Risk

Gardening and planting are DIY-friendly. Structural work like retaining walls requires engineering.

DIY-Friendly Tasks:
Lawn mowingMulchingPlantingBasic garden beds
Potential DIY savings:$500–$3,000 for garden projects

Cleaning

DIY FriendlyLow Risk

Regular cleaning is obviously DIY. End-of-lease and deep cleans may benefit from professional equipment.

DIY-Friendly Tasks:
Regular domestic cleaningWindow cleaning (ground floor)Oven cleaning
Potential DIY savings:$150–$400 per clean

Roofing

Hire a ProHigh Risk

Roof work is dangerous and technical. DIY repairs often void warranties and insurance.

DIY-Friendly Tasks:
Gutter cleaning (single storey)Visual inspections from groundReplacing downpipe sections
Potential DIY savings:Not recommended

Concreting

Depends on SizeMedium Risk

Small garden paths are DIY-able. Driveways, slabs, and structural work need professional equipment.

DIY-Friendly Tasks:
Garden stepping stonesSmall garden edgingRepairing cracks
Potential DIY savings:$500–$1,500 for small paths

Carpentry

Depends on SkillMedium Risk

Basic shelving and repairs are DIY-friendly. Structural carpentry and decks need licensed builders.

DIY-Friendly Tasks:
Basic shelvingDoor adjustmentsFurniture assemblyPicture hanging
Potential DIY savings:$500–$2,000 for basic projects

Solar

Hire a ProHigh Risk

Solar installation requires CEC accreditation and electrical licence. DIY voids rebates and warranties.

DIY-Friendly Tasks:
Monitoring system setupBasic cleaning (ground level)Checking inverter display
Potential DIY savings:None — DIY voids rebates

Pest Control

Depends on PestMedium Risk

Surface sprays and traps are DIY-friendly. Termites always need professional treatment.

DIY-Friendly Tasks:
Ant baits and barriersCockroach surface spraysSpider treatmentsRodent traps
Potential DIY savings:$100–$300 for minor issues

HVAC

Hire a ProHigh Risk

Air conditioning requires refrigeration and electrical licences. DIY is illegal and dangerous.

DIY-Friendly Tasks:
Filter cleaning/replacementThermostat programmingVisual inspections
Potential DIY savings:None — DIY is illegal

Bathroom Renovation

Hire a ProHigh Risk

Bathrooms involve plumbing, electrical, and waterproofing — all licensed trades. DIY is not recommended.

DIY-Friendly Tasks:
DemolitionPainting (after waterproofing)Accessories installation
Potential DIY savings:Limited — waterproofing must be licensed

Kitchen Renovation

Depends on ScopeMedium Risk

Cabinet assembly and painting are DIY-friendly. Plumbing, electrical, and gas need professionals.

DIY-Friendly Tasks:
Flat-pack assemblyPainting cabinetsInstalling handlesSplashback tiling (skilled DIY)
Potential DIY savings:$2,000–$5,000 for flat-pack install

Important: Licensed Work Requirements

In Australia, certain types of work legally require a licensed professional. Attempting to DIY these jobs can result in fines, voided insurance, and serious safety risks.

Electrical work — Must be licensed
Gas fitting — Must be licensed
Plumbing (most) — Must be licensed
Asbestos removal — Must be licensed

Frequently Asked Questions

Is DIY electrical work legal in Australia?

No. All electrical work must be performed by a licensed electrician in Australia. DIY electrical work is illegal, dangerous, and can result in fines up to $40,000 and 2 years imprisonment in some states.

Can I do my own plumbing?

Basic tasks like changing tap washers or shower heads are generally DIY-friendly. However, most plumbing work requires a licence. Gas fitting always requires a licensed professional — it is illegal and extremely dangerous to DIY.

How much can I save by DIY painting?

DIY painting can save $2,000–$5,000 for a 3-bedroom home. However, professional painters often achieve better finishes, complete the job faster, and include prep work that DIYers might skip.

What happens if I DIY licensed work?

Consequences include: fines and legal penalties, voided home insurance, failed building inspections when selling, safety hazards, and being required to pay for professional remediation.

Should I get multiple quotes?

Yes! We recommend getting at least 3 quotes for any significant job. This helps you understand fair pricing and find a tradie you're comfortable with. Post your job on TradeVault to receive multiple quotes for free.

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