All contractors subject to the provisions of this chapter must include their certificate of registration number on all advertising proposals, contracts, and invoices displayed in a conspicuous manner.
R.I. Gen. Laws § 5-65-22
Display of certificate of registration
P.L. 1998, ch. 272, § 1.
Official source: Rhode Island General Assembly. Reproduced from public-domain Rhode Island statutes; confirm against the official source for the current text. Not legal advice.