INTERNATIONAL EARTH ROTATION SERVICE (IERS)
SERVICE INTERNATIONAL DE LA ROTATION TERRESTRE



BUREAU CENTRAL DE L'IERS
OBSERVATOIRE DE PARIS Paris, 12 January 1995
61, Av. de l'Observatoire 75014 PARIS (France)
Tel. (33) 1-40 51 22 26 Telex : 270776 OBS
Internet : services@obspm.fr
Span : MESIOA::SERVICES
FAX : (33) 1 - 40 51 22 32
Bulletin C 11


To authorities responsible for
the measurement and distribution
of time






INFORMATION ON UTC - TAI





No positive leap second will be introduced at the end of June 1996.
The difference between UTC and the International Atomic Time TAI is :

from 1996 January 1, 0h UTC, until further notice : UTC-TAI = - 30 s

Leap seconds can be introduced in UTC at the end of the months of December
or June, depending on the evolution of UT1-TAI. Bulletin C mailed every six
months, either to announce a time step in UTC, or to confirm that there will
be no time step at the next possible date.




Martine FEISSEL
Director
Central Bureau of IERS