In the 1944 case Walling v. Helmerich & Payne, Inc., the U.S. Supreme Court ruled on a dispute involving overtime pay under the Fair Labor Standards Act (FLSA). The defendant, oil drilling company Helmerich & Payne, argued that their employees were not entitled to overtime because they worked in an industry exempt from FLSA regulations. However, Administrator of Wage and Hour Division Walling contended that this exemption did not apply as it was intended for industries producing goods rather than services like oil drilling. The court sided with Walling's interpretation of the law and held that workers involved in production are covered by FLSA protections regardless if their work is classified as "goods" or "services". Therefore, Helmerich & Payne’s employees were indeed eligible for overtime pay according to federal labor laws.

In the dissenting opinion for Walling v. Helmerich & Payne, Inc., it was argued that the majority's interpretation of the Fair Labor Standards Act (FLSA) was too broad and could potentially lead to unintended consequences. The dissent contended that not all activities performed by employees before or after their regular working hours should be considered as compensable work time under FLSA. They believed this would place an undue burden on employers who might have to pay for non-productive time such as travel or preparation activities which are not directly related to job performance. Furthermore, they expressed concern over potential abuse where workers may intentionally prolong these preliminary tasks in order to earn extra wages without actually contributing more towards productive work output.