According Yearbook - 1994 official name WTS in Poland was:
*** yb94 p. 247 Poland ***
Imagine their joy when, 40 years later, on May 12, 1989, the director of the Office for Religious Affairs approved the charter of the Strażnica—Towarzystwo Biblijne i Traktatowe, Zarejestrowany Związek Wyznania Świadków Jehowy w Polsce (Watchtower Bible and Tract Society, Registered Religious Association of Jehovah’s Witnesses in Poland)! All branches of the media reported this news, and Jehovah’s Witnesses worldwide rejoiced.
Now, after two years problems with the branch committee and court fights against apostates, they were changed the name and Charter.
New name is:
Świadkowie Jehowy w Polsce - Jehovah's Witnesses in Poland.
Two years ago Branch Committee in Poland was removed on the accusation fraud couple millions USD and ex-JW's insisted sharing secret files about of disfellowshipping ones.
From May 21-st elders in Poland are clergymens and their actions on judical commitee are "sacrament of confession".
Battle about DF forms still going on.