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URN No: 08/611/A1
This document provides guidance on the limits on working time and the entitlements provided for in the Working Time Regulations 1998 (as amended). It gives general guidance only and should not be regarded as a complete or authoritative statement of the law.
Readers should be aware that there may be developments in new legislation or case law which affect the rights of workers.
Section 1: Who's who
Section 2: Working time limits ('the 48-hour week')
Section 3: Working at night
Section 4: Health assessments for night workers
Section 5: Time off
Section 6: Rest breaks at work
Section 7: Paid annual leave
Section 8: More about the application of the regulations
Section 9: Sample health questionnaire
Section 10: Frequently asked questions
Section 11: Useful names, numbers and addresses
For sections 5-11 go to:
A worker is:
Someone doing in-house training or a trainee on work experience - for example, doing a National Traineeship - is also a worker. A young worker is someone who is above the minimum school leaving age but under 18
Where the regulations do not apply
If you are self-employed, running your own business and are free to work for different clients and customers, the Working Time Regulations do not apply to you.
Certain workers are not subject to these regulations, because they will be governed by sector-specific provisions. These are:
Other workers are only subject to certain provisions of these regulations. These are:
From the 1st August 2003, workers subject to the Road Transport Directive benefit from the entitlement to paid annual leave and the right to health assessments for night workers under the Working Time Regulations.
The armed forces, the police and emergency services are outside the scope of the regulations in certain circumstances.
However, young workersin the armed forces, the police and emergency services, the aviation sector and the road transport sector, are covered by the young workers provisions in the Working Time Regulations.
The Department for Transport will implement separate working time legislation in the transport sector. See Section 11: Useful names, numbers and addresses for contact details.On 1 August 2003, the Working Time Regulations extend cover to the following sectors:
From 1 August 2004, the regulations will extend in full to cover doctors in training with the exception of the weekly working time limits and special rules for the reference period, which will be phased in over a further five-year period (see Special daily and weekly working time limits in Section 2).
Employers must check:
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If you are an employer, you must take all reasonable steps to ensure that workers you employ are not required to work more than an average of 48 hours a week, unless they have signed an opt-out agreement.
Young workers
Young workers may not ordinarily work more than:
These hours worked cannot be averaged out and there is no opt-out available.
They may work longer hours where this is necessary to either:
and provided that:
Young workers who are employed on ships or as part of the armed forces are excluded from the working time limits under the Working Time Regulations.
From 1 August 2004, doctors in training will be subject to weekly working time limits, which will be phased in as follows:
Their average weekly working time is calculated using a 26-week reference period (see section How is the average weekly working time calculated? for information on how the average weekly working time is calculated).
What is ‘working time’?
The Working Time Regulations state that working time is when someone is "working, at his employer’s disposal and carrying out his activity or duties".
This includes:
This does not include:
On 3 October 2000 the European Court of Justice gave judgement in a case concerning the status of 'on-call' time (1).The judgement related to doctors employed in primary health care teams although a similar approach has been taken by the courts in other areas. It indicated that 'on-call' time would be working time when a worker is required to be at his place of work. When a worker is permitted to be away from the workplace when 'on-call' and accordingly free to pursue leisure activities, on-call time is not 'working time'
(1) Sindicato de Médicos de Asistencia Publics (SIMAP) - v - Conselleria de Sanidad y Consumo, confirmed in subsequent cases.
is the average weekly working time calculated?
The number of hours worked each week should be averaged out over 17 weeks or however long a worker has been working for their employer if this is less than 17 weeks. This period of time is called the ‘reference period’.
Workers and employers can agree to calculate the average weekly working time over a period of up to 52 weeks under a workforce or collective agreement. The reference period is also extended to 26 weeks in other circumstances - see Section 8.
The average weekly working time is calculated by dividing the number of hours worked by the number of weeks over which the average working week is being calculated, for example 17.
When calculating the average weekly working time, if the worker is away during the reference period because he or she is taking paid annual leave, maternity, paternity, adoption or parental leave, or is off sick you will need to make up for this time in your calculation. Do this by adding the hours worked during the days which immediately followed the 17-week period – use the same number of days as those when work was missed.
| Example 1: A worker has a standard working week of 40 hours and does overtime of 12 hours a week for the first 10 weeks of the 17-week reference period. No leave is taken during the reference period. The total hours worked is: 17 weeks of 40 hours and 10 weeks of 12 hours of overtime (17 x 40) + (10 x 12) = 800 Therefore their average (total hours divided by number of weeks):
The average limit of 48 hours has been complied with. |
| Example 2: A worker has a standard working week of 40 hours (8 hours a day) and does overtime of 8 hours a week for the first 12 weeks of the 17-week reference period. 4 days’ leave are also taken during the reference period. The total hours worked in the reference period is: 16 weeks and 1 day (40 hours a week and 8 hours a day) and 12 (16 x 40) + (1 x 8) + (12 x 8) = 744 Add the time worked to compensate for the 4-day leave, taken from the first 4 working days after the reference period. The worker does no overtime, so 4 days of 8 hours (4 x 8 = 32 ) should be added to the total. Therefore their average is (total hours divided by number of weeks):
The average limit of 48 hours has been complied with. |
What if a worker agrees to work longer hours?
An individual worker may agree to work more than 48 hours a week. If so, he or she should sign an opt-out agreement, which they can cancel at any time. The employer and worker can agree how much notice is needed to cancel the agreement, which can be up to three months. In the absence of an agreed notice period, the worker needs to give a minimum of seven days' notice of cancellation.
Employers cannot force a worker to sign an opt-out. Any opt-out must be agreed to. Workers cannot be fairly dismissed or subjected to detriment for refusing to sign an opt-out.
Employers must keep a record of who has agreed to work longer hours.
| Example of opt-out agreement I (name) agree that I may work for more than an average of 48 hours a week. If I change my mind, I will give my employer (amount of time – up to three months) notice in writing to end this agreement. Signed…….............. Dated………............... |
See Section 8 for:
When do these rules not apply?
What to do if you are not receiving your rights as a worker
What records do employers need to keep?
(1) Sindicato de Médicos de Asistencia Publics (SIMAP) - v - Conselleria de Sanidad y Consumo
Young workers should not ordinarily work at night, although there are certain exceptions (please see Special niight work limits for Young Workers).
Mobile workers (2) are excluded from the night work limits. Instead, they are entitled to ‘adequate rest’.
‘Adequate rest’ means that workers have regular rest periods. These should be sufficiently long and continuous to ensure that workers do not injure themselves, fellow workers or others and that they do not damage their health, either in the short term or in the longer term.
Night time is the period between 11pm and 6am, though employers and workers can choose a different period. If they do, it must be at least seven hours long and include the period from midnight to 5 am.
Who is a night worker?
You will be a "night worker" if your daily working time includes at least three hours of night time:
The words "as a normal course", means on a regular basis. There has been a Court ruling that a worker who worked at night for one third of his working time was a night worker. Further clarification from the European Court is expected in due course. Occasional, or ad hoc, work at night does not make you a night worker.
Nightly working time should be averaged out over a reference period, which is usually 17 weeks. This period could be longer if agreed in a workforce or collective agreement. Night work limits do not apply in the special circumstances - see Section 8.
If workers work less than 48 hours a week on average, they will not exceed the night work limits.
The average hours worked at night are calculated by dividing the number of normal hours worked in the reference period – e.g. 17 weeks – by the number of days in the period, after the number of rest days which the worker has taken in relation to their entitlement under the regulations has been subtracted.
Normal hours of night work include overtime where it is part of a night worker's normal hours of work.
| Example 1: A night worker normally works four 12-hour shifts each week. The total number of normal hours of work for a 17-week reference period is :
There are 119 days (17 weeks) and the worker takes 17 weekly rest periods, as entitled to under the regulations. Therefore the number of days the worker could be asked to work is 119 - 17 = 102 To calculate the daily average working time, the total of hours is divided by the number of days a worker could be required to work.
This equals an average of 8 hours a day. |
| Example 2: A night worker normally works 5 days of 10 hours followed by 3 days of rest. The cycle starts at the beginning of the reference period (so there are 15 cycles of work). The worker takes 2 weeks’ leave and works 6 hours overtime every five weeks. During this reference period, the overtime is worked in the fifth, tenth, and fifteenth weeks. The leave does not affect the calculation of normal hours, but the overtime does. 15 cycles of 5 shifts of 10 hours = 15 x (5 x 10) = 750 hours 6 hours overtime x 3 = 18 = 768 hours (including overtime) There are 119 days (17 weeks) and the worker takes 17 weekly rest periods, as entitled to under the regulations. Therefore the number of days the worker could be asked to work is: 119 - 17 = 102 To calculate the daily average working time, the total of hours is divided by the number of days a worker could be required to work.
This equals an average of 7.53 hours a day. |
Where a night worker’s work involves special hazards or heavy physical or mental strain, there is an absolute limit of eight hours on the worker’s working time each day – this is not an average.
Work will involve a special hazard if it is identified:
Young workers may not ordinarily work at night between 10pm and 6am, or between 11pm and 7am if the contract of employment provides for work after 10pm. However, exceptions apply in particular circumstances in the case of certain kinds of employment, as set out below.
Young workers may work throughout the night if they are employed in:
or in any of the following activities:
Young workers may work between 10 or 11pm to midnight and between 4am to 6 or 7am if they are employed in:
The circumstances in which young workers may work are that the work they are required to do is necessary to either:
and
Young workers must be adequately supervised where that is necessary for their protection.
Young workers in the film and television industry can expect to be covered by the derogation from the night work limit, on the grounds that night shooting, sometimes pre-scheduled, may be required to "maintain continuity of production", and by the very nature of the work, there would be no adult available to perform the task. The young worker's training needs should not be adversely affected and he should receive compensatory rest (see What is compensatory rest?).
See Section 8 for:
When do these rules not apply?
What to do if you are not receiving your rights as a workers
What records do employers need to keep?
Employers must check:
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To be sure workers are fit for night work, employers must offer a free health assessment to anyone who is about to start working nights and to all night workers on a regular basis.
Health and working at night
Every employer should regularly assess the health and safety risks to which their workers are exposed. They should identify hazards, assess how harmful they could be and take steps to reduce any risks.
It is rare that someone cannot work at night at all because of a medical condition. However, some workers may be more at risk working at night if they suffer from certain medical conditions.
Mobile workers and workers subject to the Road Transport Directive
Although excluded from the night work limit in the Working Time Regulations, mobile workers and workers subject to the Road Transport Directive who are 'night workers' are entitled to health assessments under the Regulations.
How employers should assess workers’ health
As an employer it is suggested you take two steps to be sure workers are fit to work nights.
Health assessments must be offered before someone starts working nights. They should then be repeated on a regular basis afterwards.
See Section 9: Sample Health Questionnaire.
When the questionnaire has been answered by the night worker, it should be checked. Please remember that some people may not want to say they have a medical condition in case it affects their chances to work. If there are any doubts as to whether someone is fit for night work, the employer should ask the worker to have a medical examination.
When asking for a medical examination to be carried out, employers should explain to the doctor or nurse what type of work is involved.
The medical examination may produce two types of information:
What to do if a worker is unfit for night work?
If a qualified health professional advises that a night worker is suffering from health problems caused by or made worse by working at night, the worker has a right to be transferred, if possible, to suitable day work.
See Section 8 for:
When do these rules not apply?
What to do if you are not receiving your rights as a worker?
What records do employers need to keep?
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