Brown adipose tissue (BAT) , also known as brown fat, is one of two types of fat humans and other mammals have-the other type is known as white or yellow fat. Human newborns and hibernating mammals have high levels of brown fat.Brown fat's main function is to generate body heat.rown adipose tissue (BAT) , also known as brown fat, is one of two types of fat humans and other mammals have-the other type is known as white or yellow fat. Human newborns and hibernating mammals have high levels of brown fat.
California law requires that mileage reimbursement be paid no matter what the persons wages are. A recent court decision allows mileage reimbursement be paid as wages, but it also must be annotated on pay records what portion of those wages are for reimbursement.
Mileage Reimbursement. Companies are willing to reimburse mileage to compensate employees so as to better retain and recruit people they need, according to HR Hero. Typically, company requirements for mileage reimbursement are set based on the annual IRS standard rate for business travel.For example, in 2013, a business could pay up to 56.5 cents per mile and write it off as a business expense. This is much simpler than keeping detailed records of actual operating expenses.ompanies can pay a mileage reimbursement that counts as a business expense and that is tax-free for employees as well. However, if they don't set requirements that follow Internal Revenue Service rules, both the company and the employees may lose their tax advantages.