Trust for employees.

A trust created by an employer as part of a stock bonus plan, pension plan, disability or death benefit plan, or profit sharing plan, for the exclusive benefit of some or all of his or her employees, to which contributions are made by such employer or employees, or both for the purpose of distributing to such employees the earnings or the principal, or both earnings and principal, of the fund so held in trust, shall not be deemed to be invalid as violating any existing law against perpetuities or suspension of the power of alienation of title to property; but such a trust may continue for such time as may be necessary to accomplish the purposes for which it may be created.