The personnel affected by this act [*] who have more than six (6) months satisfactory service shall upon the effective date of this act attain permanent status without examination or probationary period in the class to which the position is allocated. Accumulated sick and annual leave shall be credited to the individuals as determined by the appointing authority as of the effective date of this act, and their initial salary shall be at the step nearest their present salary but not above the top of the range. The time served by each of them prior to July 1, 1965, shall be credited in determining longevity and longevity benefits under the Kansas civil service act.