Director/PDMR Shareholding

NOTIFICATION OF TRANSACTIONS OF DIRECTORS/PERSONS DISCHARGING
MANAGERIAL RESPONSIBILITY AND CONNECTED PERSONS


  1.   Name of the issuer
       SECURITIES TRUST OF SCOTLAND PLC

  2.   State whether the notification relates to
       (i) a transaction notified in
       accordance with DR 3.1.4R(1)(a); or

       (ii) DR 3.1.4(R)(1)(b) a disclosure made in accordance with section 324 (as
       extended by section 328) of the Companies Act 1985; or

       (iii) both (i) and (ii)

        both (i) and (ii)


  3.   Name of person discharging managerial responsibilities/director
       NEIL DONALDSON - DIRECTOR

  4.   State whether notification relates to a person connected with a person
       discharging managerial responsibilities/director named in 3 and identify the
       connected person
       N/A

  5.   Indicate whether the notification is in respect of a holding of the person
       referred to in 3 or 4 above or in respect of a non-beneficial
       3 ABOVE

  6.   Description of shares (including class), debentures or derivatives or
       financial instruments relating to shares
       ORDINARY SHARES

  7.   Name of registered shareholders(s) and, if more than one, the number of
       shares held by each of them
       ALLIANCE TRUST SAVINGS

  8.   State the nature of the transaction
       MONTHLY SAVINGS PLAN AND DIVIDEND REINVESTMENT


  9.   Number of shares, debentures or financial instruments relating to shares
       acquired
       477 SHARES (243 dividend reinvestment and 234 monthly savings plan)

  10.  Percentage of issued class acquired (treasury shares of that class
       should not be taken into account when calculating percentage)
       0.0005%

  11.  Number of shares, debentures or financial instruments relating to
       shares disposed
       N/A

  12.  Percentage of issued class disposed (treasury shares of that class
       should not be taken into account when calculating percentage)
       N/A

  13.  Price per share or value of transaction
       105.5p - dividend reinvestment
       104.0p - monthly savings plan

  14.  Date and place of transaction
       9 September - dividend reinvestment
       10 September - monthly savings

  15.  Total holding following notification and total percentage holding
       following notification (any treasury shares should not be taken into account when calculating
       percentage)
       23,494 shares - 0.02%

  16.  Date issuer informed of transaction
       15 September 2008

  If a person discharging managerial responsibilities has been granted options
  by the issuercomplete the following boxes

  17.    Date of grant
         N/A

  18.    Period during which or date on which it can be exercised
         N/A

  19.    Total amount paid (if any) for grant of the option
         N/A

  20.    Description of shares or debentures involved (class and number)
         N/A

  21.    Exercise price (if fixed at time of grant) or indication that price is
         to be fixed at the time of exercise
         N/A

  22.    Total number of shares or debentures over which options held following
         notification
         N/A

  23.    Any additional information
         N/A

  24.    Name of contact and telephone number for queries
         Tamsin Hooton - 0131 479 5948




Name and signature of duly authorised officer of issuer responsible for making
notification

Tamsin Hooton
For and on behalf of
Martin Currie Investment Management Ltd
Company Secretary



Date of notification  17 September 2008