(a) A Registered Interior Designer may not affix or authorize the affixation of his/her seal to any document unless the document was prepared by the Registered Interior Designer or under the Registered Interior Designer's Supervision and Control.(b) If only a portion of a document was prepared by a Registered Interior Designer or under a Registered Interior Designer's Supervision and Control, the Registered Interior Designer's seal may not be affixed to the document unless:(1) the portion of the document prepared by the Registered Interior Designer or under the Registered Interior Designer's Supervision and Control is clearly identified; and(2) it is clearly indicated on the document that the Registered Interior Designer's seal applies only to that portion of the document prepared by the Registered Interior Designer or under the Registered Interior Designer's Supervision and Control.(c) Only the Registered Interior Designer and any person with the Registered Interior Designer's consent may use or attempt to use a Registered Interior Designer's seal. No other person may use or attempt to use:(1) a Registered Interior Designer's seal;(2) a copy of a Registered Interior Designer's seal; or(3) a replica of a Registered Interior Designer's seal.(d) A Registered Interior Designer may not modify a document bearing another Registered Interior Designer's seal without first:(1) taking reasonable steps to notify the sealing Registered Interior Designer of the intent to modify the document; and(2) clearly indicating on the document the extent of the modifications made.(e) Once a Construction Document bearing a Registered Interior Designer's seal is issued, the seal may not be removed.