The corporation gains many evaluation certificates, thankful letters and classification certificates. Certificate of classification and registration from MPWH for undertaking contracts of construction.

(Grade 2 – A / Buildings – General).
(Grade 3 – B – Roads – General).

The corporation gains the prequalification certificate of roads achieving Rural Roads Development Unit.

The corporation receives thankful letters from various authorities like (Custom duty authority MPWH Projects management unit/Ministry of Education – ministry of culture Banks with which the corporation deals.