Agency Worker Rights UK — The 12-Week Rule, Pay, and Protections
Your rights as an agency worker in the UK — the 12-week rule for equal pay, holiday pay, sick pay, and what your agency and hirer must provide.
·5 min read
Around 1 million people in the UK work through employment agencies. You have specific legal rights from day one — and more rights after 12 weeks. Here’s what you’re entitled to.
Your Rights from Day One
Right
Detail
National Minimum Wage / National Living Wage
Must be paid for all hours worked
Paid holiday
5.6 weeks per year (28 days full-time equivalent)
Rest breaks
20 minutes after 6 hours, 11 hours between shifts
Working time limits
Maximum 48 hours/week (unless you opt out in writing)
Protection from discrimination
Same as any other worker
Health and safety protection
Hirer must provide safe working conditions
Access to job vacancies
Must be told about permanent vacancies at the hirer
Access to shared facilities
Canteen, car parking, childcare facilities
Right to written terms
Your agency must give you a written statement of terms
Rights After 12 Weeks (The 12-Week Rule)
After 12 continuous calendar weeks in the same role at the same hirer, you gain:
Right
Detail
Equal pay
Same basic pay as a comparable permanent employee
Equal overtime rates
Same overtime and shift allowances
Equal bonus entitlement
Same performance and annual bonuses
Same annual leave entitlement
If permanent staff get more than 28 days, you get the same
Equal rest periods
If permanent staff have longer breaks
Working time protections
Same as permanent staff (night work limits, etc.)
What Counts Toward the 12 Weeks?
Situation
Does the clock reset?
Continuous weeks in the same role
No — keeps counting
Short break (up to 6 weeks) for any reason
No — clock pauses, doesn’t reset
Break of up to 28 weeks for pregnancy/maternity
No — clock pauses
Break for sickness or injury (up to 28 weeks)
No — clock pauses
Break for jury service (any length)
No — clock pauses
Workplace closure (e.g. Christmas shutdown)
No — clock pauses
Break over 6 weeks
Yes — clock resets to zero
Moved to a substantially different role at the same hirer
Yes — new role, new 12-week count
New assignment at a different hirer
Yes — different workplace, different count
Equal Pay After 12 Weeks
Pay element
Must be equal?
Basic hourly/daily rate
Yes — same as comparable permanent employee
Overtime rates
Yes
Shift allowances
Yes
Performance bonuses
Yes (if linked to output)
Annual bonuses
Yes (pro-rated for time worked)
Commission
Yes
Vouchers (e.g. childcare vouchers)
Yes — if given to permanent staff
Holiday pay
Yes — if permanent staff get more than statutory
Occupational pension
No — not covered by the regulations
Redundancy pay
No — not covered
Maternity/paternity pay
No — statutory minimums apply
How to Find Out What Permanent Staff Earn
Method
Detail
Ask your agency
They should request this information from the hirer
Check the company’s careers page
May show advertised salaries for similar roles
Ask colleagues (carefully)
You have a legal right to discuss pay
Submit a formal request
Request the hirer’s pay information through your agency
Holiday Pay
Detail
Information
Entitlement
5.6 weeks (28 days) per year — from day one
Calculation
Based on average weekly earnings
Rolled-up holiday pay
Some agencies include 12.07% in your hourly rate
Can you take actual time off?
You should be able to book and take holiday
What if you’re not given holiday?
This is a legal right — raise with your agency, then ACAS
Rolled-Up Holiday Pay Example
Detail
Amount
Base hourly rate
£12.00
Rolled-up holiday pay (12.07%)
£1.45
Total hourly rate
£13.45
But no separate paid holiday
You’re not paid when you take time off
Sick Pay
Detail
Information
SSP eligibility
Average earnings of £123+/week
SSP rate
£116.75/week
Who pays?
Your agency (as your employer)
Duration
Up to 28 weeks
If you don’t qualify
Apply for UC or ESA
Pension
Detail
Information
Auto-enrolment
From day one (if aged 22+, earning £10,000+/year)
Minimum contributions
5% employee, 3% employer
Who provides it?
Your agency (as your employer)
Workplace pension access (hirer’s scheme)
Not required after 12 weeks — pension is excluded from equal treatment
Common Problems and Solutions
Problem
What to do
Not being paid NMW
Contact HMRC: 0300 123 1100
No holiday pay
Raise with your agency → ACAS → employment tribunal
Not getting equal pay after 12 weeks
Ask agency to confirm comparable permanent rates → ACAS
Agency says 12 weeks don’t apply (role changed)
Challenge if the role is substantially the same
Hirer ends your assignment after you raise concerns
This may be unlawful — contact ACAS about unfair treatment
Agency deducting fees for finding work
Illegal — agencies cannot charge workers for finding them work
Agency withholding pay
Contact ACAS and consider employment tribunal claim
Not told about permanent vacancies
Raise with agency/hirer — this is a day-one right
Swedish Derogation (Abolished)
Detail
Information
What it was
A contract type that let agencies avoid equal pay after 12 weeks by paying between assignments
Current status
Abolished from April 2020
Implication
If you’re still on a “Swedish derogation” contract, it’s no longer valid — you should receive equal pay after 12 weeks