The phrase "a clear set of principles" is correct and usable in written English.
You can use it when referring to a defined and understandable collection of guidelines or beliefs that govern behavior or decision-making.
Example: "The organization operates on a clear set of principles that guide its mission and values."
Alternatives: "a distinct framework of values" or "a well-defined code of conduct."
The plan will also need a clear set of principles.
"Unilever has a clear set of principles on transparency, sustainability and equity.
Recently, a clear set of principles guiding this process has been published: data should be Findable, Accessible, Interoperable and Reusable (FAIR Guiding Principles8).
Amidst the debate about the calculator's accuracy, it is important to remember that a small group of individuals, steeped in years of practice focusing on cholesterol levels, were able articulate a clear set of principles that will change the direction of practice.
They have even drafted a clear set of principles in order to guide their management of conflict, emotions and roles – they put the company's interest first, they have clearly defined their roles, and they never argue with each other within the company.
I can see that he lived his life based on a clear set of principles, values and ideals.
Over the years we developed a clear set of operating principles around innovation projects; work in bursts, always involve customers, make ideas real, pay attention to team behaviour and recruit the absolute best talent.
"Radical change is now required to shape up the policy of organisation and delivery alongside a clear set of policies and principles so people know what we stand for," he said.
"The challenge, to me, is to determine how far your responsibility extends your bottom line and then to have a clear set of values and principles that guide your decisions to meet that responsibility," he said.
He said that, ahead of the general election in 2015, "a radical change is now required to shape up the policy of organisation and delivery alongside a clear set of policies and principles so people know what we stand for".
Nonetheless, in complex, challenging situations, having a clear set of values and principles that all parties have worked through is better than not having one.
