21.6—Posting requirements.
(a)
(1)
Each individual, partnership, corporation, dedicating entity, or other entity subject to the regulations in this part shall post current copies of—
(2)
These documents must be posted in a conspicuous position on any premises within the United States where the activities subject to this part are conducted.
(b)
If posting of the regulations in this part or the procedures adopted pursuant to the regulations in this part is not practicable, the licensee or firm subject to the regulations in this part may, in addition to posting section 206, post a notice which describes the regulations/procedures, including the name of the individual to whom reports may be made, and states where they may be examined.