Adding a 401(k) deferral arrangement to a profit-sharing plan may provide large tax deferrals for many sole proprietors. An individual who makes most of his income as an employee, but has a small sole ...

A 401(k) true-up is an end-of-year calculation that some employers use to make sure that they have contributed everything they owe to an employee's retirement plan. True ups occur in retirement plans ...

Concessional contributions are contributions made by employers on behalf of their employees, and contributions made by individuals who claim a tax deduction for their personal contributions.