1. A person appointed from the copyist register may, upon any test of
fitness determined upon by the promoting officer, be promoted as
follows:
(_a_) At any time after probational appointment, to any place the
salary of which is not more than $900 per annum.
(_b_) At any time after one year from the date of probational
appointment, upon certification by the Commission that he has passed the
clerk examination or its equivalent, to any place the salary of which is
$1,000 per annum or more.
(_c_) At any time after two years from the date of probational
appointment, to any place the salary of which is $1,000 per annum or
more.
2. A person appointed from the clerk register or from any supplementary
or special register to a place the salary of which is $1,000 per annum
or more may, upon any test of fitness determined upon by the promoting
officer, be promoted at any time after absolute appointment.
3. A person appointed from the clerk register or from any supplementary
or special register to a place the salary of which is $900 or less may,
upon any test of fitness determined upon by the promoting officer, be
promoted at any time after probational appointment to any place the
salary of which is $1,000 per annum.
4. Other promotions may be made upon any tests of fitness determined
upon by the promoting officer.
5. The provisions of clauses 1, 2, 3, and 4 of this rule shall become
null and void in any part of the classified departmental service as soon
as promotion regulations shall have been applied thereto under General
Rule III, clause 6.