SKf01011
Figure 1-11.--An example of a joint letter.
Instructions are directives that contain information
brief period only. A notice has the same force and
of a continuing nature or require continuing action. An
effect as an instruction, but it does not have permanent
instruction has a continuing reference value, and is
value. Therefore, it contains provisions for its own
effective until the originator cancels or supersedes it.
cancellation. When the exact length of time a notice is
to remain in effect cannot be determined at the time of
Notices are directives of a one-time nature or that
issuance, the specific date for record purposes is set far
contain information or require action applicable for a
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