ANNEXURE A FORM-2A [See Regulation 3A.] ENGINEER’S CERTIFICATE FOR QUALITY ASSURANCE (Site Supervisor’s Certificate) Quality Assurance Certificate Date:13/09/2025 (Certificate No.01 for the year ending 31/03/2025) Subject : Certificate for quality of materials used and quality of construction and workmanship for the work of Lotus Park having MahaRERA Registration Number P50100047492 being developed by Kothari Construction Company Sir, I / We P r a d i p A g r a w a l have undertaken the assignment of supervision of this real estate project. Our Responsibility. To carry out the work in accordance with the development permission and as per the approved plan, to submit certificate of supervision of work, to carry out material testing in-situ or in an authorized laboratory as per prevailing and applicable standards, to ensure quality of work and workmanship as per prescribed specifications, and as per NBC and / or other relevant code of practice. The details of the quality are as follows: 1. Structural Design, Stability and Testing Sr. Parameters Yes No Remarks No. 1 Whether soil investigations of the site has been conducted YES before the structural design and soil parameters have been accounted for in the structural design/ drawings? 2 Whether Structural Engineer has been appointed for the YES Name: project? License No: Mobile: E-mail: 3 Whether the inspection registers, site order book and YES quality control test registers are maintained at the site properly and endorsed by the Engineer–in-Charge? 4. Whether testing facilities to check quality of material is YES available at site? 5. Whether the statuary provisions for disaster resistance/ YES earthquake resistant design have been incorporated, specially in case of multi-storeyed construction? 6. Has suitable cognizance been taken on demarcated flood YES lines and appropriate precautions taken for protecting the site from flooding considering local flooding issues? 2. Input Materials Sr. Parameters Yes No Remarks No. 1 Whether the following building materials confirm to YES relevant IS/BS/NBC Code, or as per Industry Standards? If yes, provide details: (a) Cement, concrete and coarse aggregate YES (b) Steel and its alloys YES (c) Electrical wire, fittings and accessories YES (d) Plumbing and sanitary fittings YES 2 Whether regular tests of materials and construction YES products are being done from accredited labs also? If yes, details of such labs 3 Whether manufacturer test certificate for cement, steel, YES pipes etc. have been obtained and whether supply records are being maintained? 4 Whether suitable water is being used for construction? YES (i) What is the source of water? (ii) Has water been tested and approved by Engineer-in- Charge before construction? (iii) Has water been tested subsequently as per requirement? 3. Quality of Workmanship Sr. Parameters Yes No Remarks No. 1 Whether works of all the electrical wiring/ connections/ YES lift installation / other electrical installations have been carried out under authorized /registered electrical engineer and whether records of the same has been maintained? 2. Whether all related works of plumbing & sanitary YES including installation of water supply systems, drainage systems, sewage systems, sinks, toilets etc. have been carried out under authorized /registered plumbers / sanitary contractors and whether records of the same has been maintained? 3. Whether all the work is being carried out under YES supervision of experienced and skilled professional? Further, whether the workmanship and quality is satisfactory and up to the mark and the work is within the acceptable and permissible limits of deviations as per relevant Code of Practice? 4. Whether remedial measures are undertaken to prevent YES dampness and leakages ? If yes, provide details 5. Whether safety precautions are undertaken during YES construction activities for all type of workers ? 4. Miscellaneous Sr. Parameters Yes No Remarks No. 1 Whether third party quality inspection is being carried out YES on site during/after completion of the works? If yes, provide details. 2 Whether anti-termite treatment has been undertaken for YES the soil? 3 Whether fire-fighting arrangements has been undertaken YES under supervision of fire consultant? 4 Whether proper signages have been installed on site/ YES completed building as per requirement? 5 Whether precautions are undertaken to avoid air pollution YES during construction? Please specify.