The Office for Nuclear Regulation
The Office for Nuclear Regulation has submitted data every year since 2017, with all 9 submissions on time.
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Last submission received on Friday, 6 Feb 2026 at 11:41 UTC.
Overall workforce composition
Deviation from a 50:50 gender split, averaged across all four pay quartiles per year. 0% represents an equal split of men and women; positive values mean more women, negative means fewer women.
Hourly pay gap over time
Positive values indicate women's hourly pay is lower than men's by that percentage. A value of 0 indicates equal pay; negative values indicate women earn more.
Pay quartile breakdown
Each band shows the percentage of that quartile that is male vs female.
Lower quartile bottom 25% of earners
Lower-middle quartile 25–50th percentile
Upper-middle quartile 50–75th percentile
Top quartile top 25% of earners
Bonus pay
Percentage of each gender who received a bonus payment.
Bonus pay gap — positive values indicate women's bonus pay is lower than men's.
Year by year
Each year's submission in full. Most recent year shown first.
2025 Mean pay gap 26.0%
Submitted on Friday, 6 Feb 2026 at 11:41 UTC.
In this organisation, women earned 61p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 8.5% higher than men's.
Women made up 17.5% of the highest paid quarter and 66.2% of the lowest paid quarter.
Pay quartile breakdown
2024 Mean pay gap 24.4%
Submitted on Friday, 13 Dec 2024 at 07:15 UTC.
In this organisation, women earned 68p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 12.0% higher than men's.
Women made up 16.8% of the highest paid quarter and 64.2% of the lowest paid quarter.
Pay quartile breakdown
2023 Mean pay gap 27.3%
Submitted on Tuesday, 5 Dec 2023 at 07:04 UTC.
In this organisation, women earned 62p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 9.1% higher than men's.
Women made up 16.2% of the highest paid quarter and 65.3% of the lowest paid quarter.
Pay quartile breakdown
2022 Mean pay gap 27.1%
Submitted on Thursday, 1 Dec 2022 at 10:02 UTC.
In this organisation, women earned 60p for every £1 that men earned when comparing median hourly pay.
Women made up 16.1% of the highest paid quarter and 61.3% of the lowest paid quarter.
Pay quartile breakdown
2021 Mean pay gap 25.3%
Submitted on Wednesday, 1 Dec 2021 at 06:24 UTC.
In this organisation, women earned 64p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 7.7% lower than men's.
2020 Mean pay gap 27.6%
Submitted on Wednesday, 29 Jul 2020 at 09:03 UTC.
In this organisation, women earned 62p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 15.4% lower than men's.
Women made up 15.2% of the highest paid quarter and 60.0% of the lowest paid quarter.
Pay quartile breakdown
2019 Mean pay gap 27.0%
Submitted on Friday, 19 Jul 2019 at 10:03 UTC.
In this organisation, women earned 59p for every £1 that men earned when comparing median hourly pay.
Women made up 17.0% of the highest paid quarter and 64.8% of the lowest paid quarter.
Pay quartile breakdown
2018 Mean pay gap 35.2%
Submitted on Wednesday, 4 Jul 2018 at 13:01 UTC.
In this organisation, women earned 45p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 32.2% lower than men's.
Women made up 15.1% of the highest paid quarter and 70.4% of the lowest paid quarter.
Pay quartile breakdown
2017 Mean pay gap 32.9%
Submitted on Friday, 22 Sept 2017 at 11:05 UTC.
In this organisation, women earned 45p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 9.2% lower than men's.
Women made up 15.0% of the highest paid quarter and 63.6% of the lowest paid quarter.
Pay quartile breakdown