|(a) Record keeping requirement. Each licensee shall maintain
records of doses received by all individuals for whom monitoring was required
under §336.316 of this title (relating to Conditions Requiring Individual
Monitoring of External and Internal Occupational Dose) and records of doses
received during planned special exposures, accidents, and emergency conditions.
Assessments of dose equivalent and records made using units in effect before
January 1, 1994, need not be changed. These records shall include, when applicable:
(1) the deep-dose equivalent to the whole body, lens dose equivalent,
shallow-dose equivalent to the skin, and shallow-dose equivalent to the extremities;
(2) the estimated intake of radionuclides (see §336.306
of this title (relating to Compliance with Requirements for Summation of External
and Internal Doses));
(3) the committed effective dose equivalent assigned to the
intake of radionuclides;
(4) the specific information used to assess the committed effective
dose equivalent under §336.308(a) and (c) of this title (relating to
Determination of Internal Exposure), and when required by §336.316 of
this title (relating to Conditions Requiring Individual Monitoring of External
and Internal Occupational Dose);
(5) the total effective dose equivalent when required by §336.306
of this title; and
(6) the total of the deep-dose equivalent and the committed
dose to the organ receiving the highest total dose.
(b) Recordkeeping frequency. The licensee shall make entries
of the records specified in subsection (a) of this section at intervals not
to exceed one-year.
(c) Recordkeeping format. The licensee shall maintain the records
specified in subsection (a) of this section on form "Occupational Exposure
Record for a Monitoring Period" (see §336.368, Appendix K of this title
(relating to Occupational Exposure Record for a Monitoring Period)), in accordance
with the instructions for that form, or in clear and legible records containing
all the information required by form.
(d) Recordkeeping maintenance. The licensee shall maintain
the records of dose to an embryo/fetus with the records of dose to the declared
pregnant woman. The declaration of pregnancy, including the estimated date
of conception, shall also be kept on file but may be maintained separately
from the dose records.
(e) Recordkeeping retention. The licensee shall retain each
required form or record until the commission terminates each pertinent license
requiring the form or record. This includes records required under the standards
for protection against radiation in effect before January 1, 1994.