CT600 for Personal Trainers: Complete Guide

Personal trainers operating through limited companies have straightforward CT600 requirements. This guide covers session income, equipment, online coaching, and tax considerations for fitness professionals.

Personal Training Income

Types of PT Income

Income TypeCT600 Treatment
1-to-1 sessionsTrading income (Box 150)
Small group trainingTrading income (Box 150)
Online coachingTrading income (Box 150)
Programme salesTrading income (Box 150)
Supplement commissionsTrading income (Box 150)
Bootcamp feesTrading income (Box 150)
All personal training income is trading income.

Multiple Income Streams

Modern PTs often have:

  • In-person sessions (primary)
  • Online coaching (growing)
  • Digital products (passive)
  • Affiliate income (supplement/equipment)
All combined in Box 150.

Common PT Expenses

Gym and Space Costs

ExpenseDeductible?
Gym rent (space rental)Yes
Studio hireYes
Park/outdoor permitsYes
Home gym proportionPartly

Equipment

ItemTreatment
Weights and dumbbellsCapital allowance (AIA)
Resistance bandsExpense (small value)
TRX/suspension trainersCapital allowance
Cardio equipmentCapital allowance
Assessment toolsCapital allowance

Professional Costs

ExpenseDeductible?
Insurance (public liability, PI)Yes
Qualifications and CPDYes
Professional memberships (REPs)Yes
DBS checkYes
First aid trainingYes

Equipment Capital Allowances

AIA on Fitness Equipment

EquipmentCostTax Saving (19%)
Dumbbells set£500£95
Squat rack£800£152
Bench£300£57
Cardio equipment£1,500£285
Total£3,100£589

Small Items

Items under ~£100 can often be expensed directly rather than capitalised, simplifying your accounts.

Online Coaching

Digital Services Income

Online coaching income treatment:

  • Monthly subscription fees = income each month
  • One-off programme sales = income when sold
  • App subscriptions = income as earned

Online Business Expenses

ExpenseDeductible?
Coaching platform (Trainerize, etc.)Yes
Video hostingYes
Website costsYes
Payment processingYes
Email marketingYes

Working from Home

Home Office for Online PT

If you do online coaching from home:

Simplified Method:

  • £6/week (£312/year)
  • No receipts required
  • Straightforward
Actual Costs:
  • Proportion of home used
  • Claim that % of bills
  • Better for dedicated space

Home Gym

If you have a home gym for clients:

  • Proportion of mortgage/rent interest
  • Proportion of utilities
  • Insurance (need business cover)

Travel Expenses

Client Visits

TravelDeductible?
Travel to client homesYes
Travel to gyms (not regular)Yes
Commute to regular gymNo (ordinary commuting)
Park/outdoor sessionsYes

Mileage

If using personal car for business:

  • 45p per mile first 10,000 miles
  • 25p per mile thereafter
  • Keep mileage log

Supplements and Products

Reselling Supplements

If you sell supplements to clients:

  • Sales = income
  • Purchase cost = expense
  • Stock at year end = asset

Personal Use

If you use supplements yourself:

  • Business purchase = expense
  • Personal use = benefit in kind
  • Keep separate or adjust

CT600 Filing Example

Personal Trainer Scenario

Annual Figures:

  • 1-to-1 sessions: £45,000
  • Online coaching: £12,000
  • Programme sales: £5,000
  • Supplement commissions: £2,000
  • Gym rent: £8,000
  • Equipment (capital): £2,500
  • Insurance/memberships: £1,200
  • CPD and training: £800
  • Travel: £2,000
  • Software/online tools: £600
CT600 Key Boxes:
BoxDescriptionAmount
150Trading income£64,000
155Gross profit£51,400
160Net profit£48,900
165Trading profits£48,900
300Profits chargeable£48,900
315CT @ 19%£9,291

Qualifications and Training

CPD Costs

Ongoing education is deductible:

  • Level 3/4 qualifications (if enhancing existing trade)
  • Specialist certifications
  • Workshops and courses
  • Conference attendance

Initial Qualifications

If you train to become a PT:

  • Usually NOT deductible (capital nature)
  • Once trading, further quals ARE deductible

Insurance Requirements

Types Needed

InsuranceDeductible?
Public liabilityYes
Professional indemnityYes
Equipment insuranceYes
Loss of earningsYes
All business insurance is a deductible expense.

When Using TinyTax

TinyTax handles personal trainer CT600s:

  1. Enter all training income (sessions, online, products)
  2. Record equipment purchases for capital allowances
  3. Enter operating expenses (rent, insurance, travel)
  4. CT600 generated automatically
TinyTax makes tax filing simple for fitness professionals.

Need Help?

TinyTax makes CT600 filing straightforward for personal trainers. Enter your income and expenses, and the software calculates your tax automatically.

Start Your CT600 Filing →