D.C. Mun. Regs. tit. 17, r. 17-10005
The collaborative practice agreement may be terminated at any time upon written notice by the pharmacist, physician, or the patient. Notice of termination shall be provided to all parties to the collaborative practice agreement and the patient within fourteen (14) days of termination.
A physician may override the collaborative practice agreement whenever he or she deems such action necessary or appropriate for a specific patient, and shall notify the pharmacist of the override within twenty- four (24) hours or one (1) business day.
If either the physician or the pharmacist who is a party to the collaborative practice agreement has a change of practice location, employer, or ownership, that person shall notify the other party and all of the physician's or pharmacist's patients who are participants in the collaborative practice agreement.
D.C. Mun. Regs. tit. 17, r. 17-10005