(a) Overtime compensation computed in accordance with this part and section 7(g)(3) of the Act is paid pursuant to an agreement or understanding arrived at between the employer and the employee or as a result of collective bargaining before performance of the work;

(b) A rate is established by such agreement or understanding as the basic rate to be used in computing overtime compensation thereunder;

(c) The established basic rate is a specified rate or a rate which can be derived from the application of a specified method of calculation;

(d) The established basic rate is a bona fide rate and is not less than the minimum hourly rate required by applicable law;

(e) The basic rate so established is authorized by § 548.3 or is authorized by the Administrator under § 548.4 as being substantially equivalent to the average hourly earnings of the employee, exclusive of overtime premiums, in the particular work over a representative period of time;

(f) Overtime hours are compensated at a rate of not less than one and one-half times such established basic rate;

(g) The hours for which the employee is paid not less than one and one-half times such established basic rate qualify as overtime hours under section 7(e) (5), (6), or (7) of the Act;

(h) The number of hours for which the employee is paid not less than one and one-half times such established basic rate equals or exceeds the number of hours worked by him in any workweek in excess of the maximum workweek applicable to such employees under subsection 7(a) of the Act;

(i) The employee's average hourly earnings for the workweek exclusive of payments described in paragraphs (1) through (7) of section 7(e) of the Act are not less than the minimum hourly rate required by this Act or other applicable law;

(j) Extra overtime compensation is properly computed and paid on other forms of additional pay which have not been considered in arriving at the basic rate but which are required to be included in computing the regular rate.