All non-senior civil servants will get a total of 1.1 months of bonus and a one-off grade-dependent payment at this year end, according to this PSD press release.

.. senior civil servants will receive a one-off payment of $400 in place of the year-end Annual Variable Component (AVC). All other civil servants will receive a 0.1 month year-end AVC and an additional one-off lump sum payment of $250 to $1,500 according to the pay grades of the respective officers.

This bonus consists of the standard one-month NPAA (which is commonly called the “13th month bonus”) and 0.1 month of AVC. Both the Non-Pensionable Annual Allowance (NPAA) and Annual Variable Component (AVC) will be paid in December. Senior civil servants will not get any AVC. Instead, they will get a one-off payment of a fixed $400. Other civil servants, i.e. the non-senior ones, will get a lump sum payment that ranges from $250 to $1,500 depending on their respective pay grades...