In no case shall the claim by the accused of his inability to obtain work or employment be a defense to a prosecution under this chapter, unless it is proven that the accused promptly notified the director of labor and training of his inability to obtain employment, requested that work or employment be found for him, that the employment was not furnished, and he holds a certificate from the director of labor and training, or his or her duly authorized subordinate, that the application has been made.
R.I. Gen. Laws § 28-2-3