Yes, CEPT University do accept the score of UCEED to take admission in B. Des course. 

ABOUT UCEED

The Indian Institute of Technology Bombay conduct the national level examination UCEED which stands for Undergraduate Common Entrance Examination for Design, to take admission to the B. Des course at IIT Bombay, IIT Delhi, IIT Guwahati, IIT Hyderabad, and IIITDM Jabalpur. The admission will occur on the basis of UCEED 2023 scores through the joint seat allocation process. The entrance exam will be conducted in 24 cities across India.

• UCEED is a total 3 hours exam of total 300 marks. UCEED divided into two parts- part A and Part B
• Part A- this part is online computer based test which will consists questions like MCQ, MSQ, NAT. The duration for part A is for 2 hours and 30 mins. This part will have total 68 questions with the mask of 240.
• Part B- this part is pen and paper based test which consists questions on sketching. This is basically a practical part. The time duration of this part is for 30 mins and will have 1 question of 60 marks. PwD candidates who are using the services of a scribe, no assistance in Part B will be permitted.

About CEPT University

CEPT University or centre for Environmental Planning and Technology, is an academic institution was established in 1962, in Ahmedabad by The Ahmedabad Education Society (AES). In starting year, they used to offer only the faculty of architecture, but the gradually started to offer other Faculties such as Planning, Technology, Design, Management. They offer undergraduate, postgraduate and doctoral programmes related to faculty areas.

Courses CEPT University offers

• Bachelor degree courses of 5 years like B. Des, B. Des in interior designing, B. Des in urban design. 
• Master degree courses of 2 years like M. Des, M. Des in interior design, m. Des in urban design, m. Des in furniture design and masters in building products and systems

Course fee

• For Bachelor degree courses- total fees ₹16 Lakhs
• For master degree courses- total fees ₹7.56 Lakhs

B. Des Eligibility criteria for CEPT University

• Candidates who wants to pursue B. Des courses from CEPT, must have passed the Higher Secondary School Certificate Examination in any streams (Science, Commerce and Arts or humanities), from any State or CBSE/CISCE/NIOS/IB board, with a minimum 50% score in all subject. 
• Candidates who have passed the Diploma of Civil, mechanical, architecture, or architectural assistantship stream with 50% score from any state or any college/university established under UGC act are eligible to apply for the b. Des programs. 
• Candidates must qualify IIT's UCEED test to become eligible for B. Des admissions. 

Hope this helps! 

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See, how to prepare for UCEED, 

https://designfresher.com/forum/question/how-do-i-start-preparing-for-uceed-entrance-exam