NEC switched receptacles to non switched markings

[electrofelon]

Its actually adopted by the state as well as the cities. Seattle energy code.

Here is part of the International Energy Code

C405.10Controlled receptacles.​

At least 50 percent of all 125-volt 15- and 20-ampere receptacles installed in private offices, open offices, conference rooms, rooms used primarily for printing and/or copying functions, break rooms, individual workstations and classrooms, including those installed in modular partitions and modular office workstation systems, shall be controlled as required by this section. In rooms larger than 200 square feet (19 m2), a controlled receptacle shall be located within 72 inches (1.8 m) of each uncontrolled receptacle. Controlled receptacles shall be visibly differentiated from standard receptacles and shall be controlled by one of the following automatic control devices:
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Do you know what NEC code covers it? also what have you run into in your area?

I always found this wording to be seriously flawed. Due to the "at least" wording, you can control all the receptacles, which is the cheapest and simplest way to do it (and what you will do when the inspector calls you on this at final and you didn't rough in for it ).
Then you are nearly GUARANTEED to have people pissed off and someone will bypass the control. If they want this to at least have a SLIGHT chance of working, they should require both controlled and non-controlled receps adjacent to each other.