The register of the Worcester probate and family court may, with the approval of the chief justice of the probate and family court, designate 6 employees as deputy assistant registers with the same powers as assistant registers and with the approval of the chief justice remove a deputy assistant register. The deputy assistant register shall receive additional compensation in an amount equal to 15 per cent of the annual salary of the Worcester county register of probate.
Mass. Gen. Laws ch. 217, § 29F