‘‘SEC. 125. ON-CALL PAY FOR CERTAIN TECHNICAL MED-
ICAL EMPLOYEES. 
‘‘(a) IN GENERAL.—The Secretary shall pay a tech-
nical medical employee of the Service for such time as the 
technical medical employee is officially scheduled to be on 
call outside such technical medical employee’s regular 
hours or on a holiday designated by Federal statute or 
Executive order for such time as the technical medical em-
ployee may be called back to work at a rate that is equal 
to 10 percent of the amount that is equal to one and 1⁄2 
times such technical medical employee’s hourly rate of 
basic pay. 
‘‘(b) TECHNICAL MEDICAL EMPLOYEE.—For the 
purposes of this section, the term ‘technical medical em-
ployee’ includes the following: 
‘‘(1) MEDICAL
TECHNICIAN.—An employee 
whose position is in the GS–0645 occupational se-
ries. Such a position may involve nonprofessional 
technical work in clinical (medical) laboratories such 
as performing tests and examinations in one or more 
areas of work (such as chemistry, blood banking, he-
matology, or microbiology) where the reports of find-
ings of tests and examinations may be used by phy-
sicians in diagnosis, care and treatment of patients, 
or in support of medical research. The work may re-
quire a practical knowledge of the techniques of
medical laboratory practice in one or more areas of 
clinical laboratory work (e.g., blood banking, chem-
istry, hematology, microbiology, and cytology) and of 
the chemistry, biology, and anatomy involved. 
‘‘(2) MEDICAL
TECHNOLOGIST.—An employee 
whose position is in the GS–0644 occupational se-
ries. Such a position may involve one or more of the 
following: 
‘‘(A) Technical work subordinate to the 
work of pathologists or other physicians (or 
other professional employee) who make the final 
diagnostic examinations of specimens of human 
tissues or cell preparations). 
‘‘(B) Technician work in histopathology in-
volving preparation of thin sections of tissue 
specimens including fixing, clear, infiltrating, 
embedding, sectioning, staining, and mounting. 
‘‘(C) Technician work in cytology involving 
preparation, staining, and examining micro-
scopically specimens of body fluids, secretions, 
and exudiations from any part of the body to 
determine whether cellar structure is normal, 
atypical, or abnormal. 
‘‘(D) Work requiring a practical knowledge 
of the techniques of anatomical laboratory prac-
tice in one or both of the areas of laboratory 
work (i.e. histopathology and cytology) and of 
the chemistry, biology, and anatomy involved. 
‘‘(3) DIAGNOSTIC RADIOLOGIC TECHNOLOGIST 
OR TECHNICIAN.—An employee whose position is in 
the GS–0647 occupational series. Such a position 
may involve one or more of the following: 
‘‘(A) Performing most routine diagnostic 
radiographic procedures under general super-
vision and gains experience in the performance 
of more difficult techniques and procedures by 
assisting higher grade technologists. 
‘‘(B) Operating radiographic equipment to 
produce x-ray films of chest, joints, feet, hands, 
long bones of arms and legs, and other routine 
views of other parts of the body. 
‘‘(C) Working with outpatients or ambula-
tory patients, positions patients, and sets tech-
nical factors in accordance with standardized 
procedures and techniques. 
‘‘(D) Performing a variety of difficult radi-
ographic examinations. 
‘‘(E) Receiving patients, explaining method 
of procedure, positions patient, selecting and 
setting technical factors, setting up and adjust-
ing accessory equipment required, and making 
exposures necessary for the requested proce-
dure. 
‘‘(c) MODIFICATIONS.—The Secretary shall carry out 
the intent of this section so that it applies to—
‘‘(1) subsequent or additional occupational se-
ries designations or redesignations; and 
‘‘(2) modified or additional employee descrip-
tions as such modifications or additions are nec-
essary to correspond with technological advance-
ments. 
‘‘(d) EXCEPTION FOR RATE OF ON-CALL PAY.—An 
employee who is eligible for on-call pay under subsection 
(a) and who was receiving standby premium pay pursuant 
to section 5545 of title 5 on May 20, 1988, shall, as long 
as such employee is employed in the same position and 
work unit and remains eligible for such standby pay, re-
ceive pay for any period of on-call duty at the rate equal 
to the greater of—
‘‘(1) the rate of pay which such employee would 
receive if being paid the rate of standby pay pursu-
ant to such section that such individual would be en-
titled to receive if such individual were not scheduled 
to be on call instead, or
‘‘(2) the rate of pay which such employee is en-
titled to receive including on-call premium pay de-
scribed in subsection (a).’’.
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