1. (a) The owner shall not backfill or place into service, and shall not authorize any other person to backfill or place into service, a new or substantially modified UST system until after the department has performed an inspection and determined that the system as installed conforms to the approved plans and specifications or as-built record drawings, as applicable, as specified in this section.
2. (b) To request authorization to place a new or substantially modified UST into service, the owner shall contact the department to arrange for an inspection of the new or substantially modified system at least 5 department business days prior to the estimated date the tank top or piping, or both, will be backfilled.
3. (c) At least 8 department working hours prior to an inspection by the department, the owner shall submit to the department a letter prepared and stamped by a New Hampshire licensed professional engineer (NH PE), stating that the installed UST system has been inspected by a NH PE to verify that the system was constructed in accordance with the department’s approved plans and specifications.
4. (d) If the NH PE’s inspection reveals any discrepancies between the system as installed and the approved plans and specifications, the owner shall submit to the department as-built record drawings prepared and stamped by a NH PE prior to the backfill inspection conducted by the department.

5. (e) If the department determines, as a result of its inspection, that the system as installed does not conform to the approved plans and specifications, the owner shall:

   1. (1) Submit as-built record drawings prepared and stamped by a NH PE to the department within 30 days of the department’s inspection; and
   2. (2) Notify the department to arrange a follow-up inspection.

6. (f) After the department determines that the system as installed conforms to the approved plans and specifications or as-built plans, as applicable, the system may be backfilled but shall not be placed into service until the owner has submitted:

   1. (1) All information required for registration specified in Env-Or 404.01(a) and (b);
   2. (2) A stage I/stage II notification and system test report if and as required by Env-Or 500; and
   3. (3) A statement identifying the class A and class B operators, as required by RSA 146-C:17.

Source. (See Revision Note #1 at chapter heading for Env-Or 400) #10393, eff 9-1-18; ss by #12643, eff 10-10-18 (See Revision Note #2 at chapter heading for Env-Or 400)