Final answer:
In Payroll Practice, the term for taxable remuneration is payroll taxes. These include deductions from an employee's wages and taxes paid by the employer, each covering various social and economic responsibilities.
Step-by-step explanation:
The term used by payroll practitioners for taxable remuneration is payroll taxes. These are taxes that employers are required to pay when disbursing salaries to employees, which includes deductions from an employee's wages, such as withholding tax, social security contributions, and various insurances, as well as taxes paid by employers that are usually linked to an employee's pay to fund social security systems and other insurance programs. It is important to understand that both the employer and the employee share the responsibility for payroll taxes, with the employee seeing deductions such as 6.2% for Social Security and 1.45% for Medicare directly taken from their paychecks.