As a HR it is a good concern, but you have to look and frame policy as per the requirement
If you look at a software industry generally the project is time bound and hence ideally these team usually have no specific working hours. Developers can do coding sitting hours if they find a friendly atmosphere. Hence generally for development team there should a a flexible atmosphere, but one sure ensure that daily they are putting in minimum amount of hours as decided by project manager or management. If you make then wear a tie and formal dresses they might be not comfortable.
usually a awareness of well manner should always be conveyed from time to time. But they should always be motivated.
Whereas if you see the sales team or the management team who are generally exposed to client to outside world , yes they should have a formal attire as this give the image and impression about the company.
If you look at a software industry generally the project is time bound and hence ideally these team usually have no specific working hours. Developers can do coding sitting hours if they find a friendly atmosphere. Hence generally for development team there should a a flexible atmosphere, but one sure ensure that daily they are putting in minimum amount of hours as decided by project manager or management. If you make then wear a tie and formal dresses they might be not comfortable.
usually a awareness of well manner should always be conveyed from time to time. But they should always be motivated.
Whereas if you see the sales team or the management team who are generally exposed to client to outside world , yes they should have a formal attire as this give the image and impression about the company.