Current through Register Vol. 49, No. 13, September 23, 2024
Subpart 1.
Requirements.
A. A person who
receives radioactive material pursuant to a license issued under parts
4731.3000 to 4731.6270 must keep records showing the receipt, transfer, and
disposal of the radioactive material according to this subpart and part
4731.0210.
B. A licensee must
retain each record of receipt of radioactive material as long as the material
is possessed and for three years following transfer or disposal of the
material.
C. A licensee who
transferred the material must retain each record of transfer for three years
after each transfer unless a specific requirement in this chapter dictates
otherwise.
D. A licensee who
disposed of the material must retain each record of disposal of radioactive
material until the commissioner terminates each license that authorizes the
disposal of the material.
Subp.
2.
Retention.
A. A
licensee must retain each record that is required by this part or parts
4731.3200 to 4731.7280 or by license condition for the period specified by the
appropriate rule or license condition.
B. If a retention period is not otherwise
specified by rule or license condition, the record must be retained until the
commissioner terminates the license that authorizes the activity that is
subject to the record-keeping requirement.
C. If there is a conflict between this
chapter, a license condition, or other written commissioner approval or
authorization pertaining to the retention period for the same type of record,
the retention period specified in this chapter applies unless the commissioner,
under part 4731.3010, grants a specific exemption from the record retention
requirements specified in this chapter.
D. Required records must be maintained
according to part 4731.0210.
Subp.
3.
Transfer to commissioner.
Prior to license termination, a licensee authorized to
possess radioactive material with a half-life greater than 120 days, in an
unsealed form, must forward the following records to the commissioner:
A. records of disposal of licensed material
made under parts 4731.2410 to 4731.2440, including burials authorized before
January 28, 1981; and
B. records
required under part 4731.2510, subpart 2, item D.
Subp. 4.
Transfer to new
licensee.
If licensed activities are transferred or assigned under part
4731.3075, subpart 2, a licensee authorized to possess radioactive material,
with a half-life greater than 120 days, in an unsealed form, must transfer the
following records to the new licensee and the new licensee is responsible for
maintaining the records until the license is terminated:
A. records of disposal of licensed material
made under parts 4731.2410 to 4731.2440, including burials authorized before
January 28, 1981; and
B. records
required under part 4731.2510, subpart 2, item D.
Subp. 5.
Decommissioning
records.
Prior to license termination, a licensee must forward the
records required under part 4731.3080, subpart 7, to the commissioner.
Statutory Authority: MS s
144.1202;
144.1203