(a) When a death occurring in this state has not been recorded in accordance with section 7-62b , a death certificate may be filed in accordance with regulations adopted pursuant to chapter 54 by the Commissioner of Public Health. Such death certificate shall be registered subject to the evidentiary requirements prescribed by such regulations to substantiate the alleged facts of death.
(b) Death certificates registered one year or more after the date of death shall be marked “Delayed” and shall show on their face the date of the delayed registration.