What is the 80% rule in HR?

Asked by: Lexie D'Amore  |  Last update: February 28, 2026
Score: 5/5 (74 votes)

The "80% rule" in HR generally refers to two concepts: the Four-Fifths Rule (or 80% Rule) for EEOC compliance, meaning a protected group's selection rate must be at least 80% of the majority group's rate to avoid discrimination claims, and the Pareto Principle (80/20 Rule), suggesting 80% of results come from 20% of efforts or employees, guiding focus on high-impact talent and tasks. While the Four-Fifths rule is a legal guideline for hiring fairness, the Pareto Principle is a productivity tool for talent development, workload management, and recognizing top performers.

What is the 80 percent rule in HR?

The rule states that companies should be hiring protected groups at a rate that is at least 80% of that of white men. For example, if a firm has hired 100 white men in their last hiring cycle but only hired 50 women, then the company can be found in violation of the 80% rule.

What is the 80 percent rule?

The 80-20 rule is a principle that states 80% of all outcomes are derived from 20% of causes. It's used to determine the factors (typically, in a business situation) that are most responsible for success and then focus on them to improve results.

What is the 80 20 rule in HR?

That means 80% of the results come from 20% of the work. It was given by an Italian economist and sociologist, Vilfredo Pareto. He made this observation in the early 20th century. You can apply this principle in various aspects of your life or any field that you work in.

What is the 80/20 rule in hiring?

Recruitment begins with sourcing, but not all sources are equally effective. Instead of blindly posting jobs everywhere, use data-driven hiring to focus on the 20% of job boards, social media platforms, or referral programs that bring in 80% of quality hires.

Richard Koch on the 80 / 20 Principle

41 related questions found

What is the golden rule of hiring?

The Golden Rule in Hiring: Do unto others as they would have you do unto them.

What is the 80 20 rule for salary?

The 80/20 Rule

A stripped-down version of the 50/30/20 rule, this budget advises setting aside 20% of your income for savings and using the remaining 80% for both necessities and luxuries. Some people prefer this breakdown because they don't have to differentiate between wants and needs.

What is the 3 3 3 rule for productivity?

The 3-3-3 productivity rule, popularized by Oliver Burkeman, is a daily planning method focusing on three types of tasks: 3 hours on your most important project, 3 shorter tasks that are urgent or avoided, and 3 maintenance activities (like emails or life admin) to keep things running smoothly, helping you manage time without unrealistic expectations and incorporating breaks.
 

What is the 7 8 9 rule?

The 7-8-9 rule is a simple framework to help you balance your day. It suggests that you should set aside 7 hours each day for work or study and 8 hours for sleep, which leaves you with 9 hours of personal time.

What are 5 examples of the 80/20 rule?

1. Success happens in business from a small number of products, customers and employees.

  • 80% of sales are produced by 20% of a company's products or services.
  • 80% of profits made in any industry are made by 20% of firms.
  • 80% of retail sales are produced by 20% of a store's brands.

What is the 80% full rule?

For example, Okinawans repeat a 2,500-year-old mantra "Hara hachi bu” before meals, which reminds them to eat mindfully and stop eating when their stomachs are 80% full. That's called the 80% Rule, which can help reduce calories, prevent weight gain, and avoid chronic diseases.

How to apply 80/20 rule at work?

The idea is that out of your entire task list, completing 20% of those tasks will result in 80% of the impact you can create for that day. So in order to get the most impact done, identify which tasks have the most impact for your team and focus on those for the day.

How to apply 80/20 rule in Excel?

How to Find the 80/20 Using Spreadsheets?

  1. Sort data by sales numbers in descending order.
  2. Calculate cumulative totals from top to bottom.
  3. Calculate the cumulative total percentage from total sales over all countries.

What is the golden rule of HR?

Treat Everybody Equally

Be especially cautious of this golden rule when there are defined hierarchical structures in your business. Don't play favorites with specific people or teams, and do your best to treat others the way you wish to be treated. Think of your human resource unit like a skeletal structure.

What is the 4 5 rule in HR?

The four-fifths rule is a guideline used to determine if there is adverse impact in the selection process of a specific group. The rule states that the selection ratio of a minority group should be at least four-fifths (80%) of the selection ratio of the majority group.

What is the 80% rule?

The 80% Rule, also known as the four-fifths rule, is a statistical reference used to determine if there are substantial differences in the rate of selection between different groups during the hiring process.

What is the 9 to 9 rule?

Don't call someone before 9am or after 9pm.

Does the 8 8 8 rule work?

Experts endorse this philosophy as an effective tool for combating workaholism, reducing stress and boosting self-esteem. The key lies in learning to allocate the hours of the day consciously and efficiently.

What is the 7 times rule?

The Rule of 7 asserts that a potential customer should encounter a brand's marketing messages at least seven times before making a purchase decision. When it comes to engagement for your marketing campaign, this principle emphasizes the importance of repeated exposure for enhancing recognition and improving retention.

What is the 70 percent rule for productivity?

The 70 percent rule suggests working at around 70% of my maximum capacity, leaving room for increased demands and unexpected challenges. By reserving this extra capacity, I can handle temporary workload spikes without burning out or compromising my work-life balance.

What is the 2 minute trick?

“If an action will take less than two minutes, it should be done at the moment it's defined.” Simple, yet potent, this rule is a defense against procrastination and letting the small things in work and life add up.

What are the 5 C's of productivity?

No matter what aspect of performance you're trying to improve, the 5Cs of Clarity, Context, Consistency, Courage and Commitment will help you get the best out of your team!

What is the 110% rule?

The "110% rule" most commonly refers to a IRS safe harbor for estimated taxes, requiring high-income earners (>$150k AGI) to pay 110% of their prior year's tax to avoid penalties, but it can also refer to an asset allocation guideline (110 minus age for stock percentage) or even a Florida property tax rule for hurricane rebuilding, plus a general principle of giving extra effort. The specific meaning depends heavily on the context, whether finance, investing, or general motivation. 

What is the Pareto rule?

More generally, the Pareto Principle is the observation (not law) that most things in life are not distributed evenly. It can mean all of the following things: 20% of the input creates 80% of the result. 20% of the workers produce 80% of the result.

Is 100k in retirement by 40% good?

Having $100k saved by 40 is a solid start, but whether it's "good" depends heavily on your salary and retirement goals, as benchmarks suggest aiming for 2-3x your salary (e.g., $150k-$300k for a $75k-$100k earner), meaning you're likely behind if you earn well, but doing great if your salary is lower. It's a good foundation, especially if you start saving more now, but you'll need aggressive saving and investing for the next 20+ years to reach a comfortable retirement, considering lifestyle and inflation.