Determination period.
(2) Determination period. Determination period means a period during which the amount of compensation is measured for use in determining whether the requirements of an applicable provision are satisfied. If no period is provided under the applicable provision for measuring compensation, the determination period is the period for which the applicable provision must be satisfied. The applicable provision may provide additional rules concerning the determination period to be used for satisfying the nondiscrimination requirement in paragraph (d) of this section.