Context: In addition to the Architects Registration Board, the RIBA provides accreditation to architecture schools in the UK under a course validation procedure. It also provides validation to international courses without input from the ARB.

Question: Aside from the ARB, what other organization offers accreditation services for schools serving architects?
Answer: RIBA

Question: What process does RIBA use in its accreditation system?
Answer: course validation

Question: What kinds of courses does RIBA conduct accreditation services for apart from the Architects Registration Board?
Answer: international courses

Question: What process does RIBA no longer use in its accreditation system?
Answer: Unanswerable

Question: What other organization doesn't offer accreditation services for schools serving architects aside from the ARB?
Answer: Unanswerable

Question: What kinds of courses does RIBA not conduct accreditation services for apart from the Architects Registration Board?
Answer: Unanswerable

Question: What always requires input from the ARB?
Answer: Unanswerable