Section 470.800 - Construction Approval Required(A) No lockup shall be built or renovated until the Department has approved, in writing, the plans for the provisions for lighting, heating, ventilation and plumbing, the dimensions and form of construction and the location of the cells.(B) For approval, the municipality or state agency shall submit to the Department two copies of the stamped architectural and mechanical drawings and one copy of the specifications showing the provisions for lighting, heating, ventilation and plumbing, sewage disposal, the dimensions and form of construction and the location of the cells. The mechanical engineer shall certify, in writing, that the ventilation design will provide the required number of air changes per hour in each cell.(C) Any lockup which fails to comply with the provisions of 105 CMR 470.800 may be ordered to close by the Commissioner until the Department has approved the plans and has inspected the lockup.