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OUTLiriE OF

BRITISH-U. S. COft' ... \lUNICATIO~·l INTELLIGE11CE AGRE'S!'3i'ii:,

1. Part~es to the Agreement

2. Scope o! the Agreement

3. · Extent 0£ the Agrea.=ent

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Extent 0£ the Agreecent

Third Parties to the Agreement

The Dom1n1ons

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7. · Cho.nnc.l!J be tveon U. · S. o.nd Br1 t1ah Emp1ro Agonc.10.:s •

8. D1s3em1nat1on and Security·

9. Dissemination and . Security Co:noerc.lo.l

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.11. Amendment and Term1na.t1on 0£ ~greemont

12. Activation and Implemantat;on ot Agrae~ent

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The following agree.:nent is ma.de betveen the ... ·. ···· . ': . ~ ~ ..... . State-Army-Navy Co:uc~1ca.t1on Intelligence.· Board : .....,,,. :.- _ .. ,: :.:: (STANCIB} {repr~senting .the U. S. State,, i;a.vy, a.nd .· ·.·. ·, '~-.::~,: ... ;::··.:'.t: 'War Depa.rtt;ients ,and all ot.he::- U. S. Co.::J.-aun1ca.t1on ':"':<·:·; •. ·. ·:'~:~~:~::::~} Intel l 1gence l. au thor1 t:1.e s vh1ch o:Ay :func t1o::.) . e.nd _ _:.._ . · "·\1~~ ~~.e. _London. Signal Intelligence . (SIGUiT) Boa.rd' {re:pre- '. · ·: •tJ

Qent:1.ng the Foreign Oft .. ice, -Ad.":11ralty, Wa.r Off.1.ce, ~--.-4.:.£ •.. .-~~::=1;;~ .. _

l\.~r· ~jnist:t•y, and all other B~it1.sh Em~1:r;-e2 CO.:i.'i1U.""l!.-:- .: ···. · ·-.. ~,.:;~~ cation I.nt&lll.gence a.uthoi·1t1a:s Yn1c~ r..s.~ function). 1 ::?"!::;:: ---··-· ·-- ... --... _ ---·-~---···-··-··-····_;..~-·-..... -.. ; >::::~:

2. Scope of ·t.h~--~\jire·e;,~~1t . :._ ;._ ··.@:~. · . ·. '.-~-· • ----- ·- - ••• ~· •··• ·:· .. ~:- ol •• ~-"~·:·,::.~:·

The o.grecmer1t gover.n:i tl10:: J•f:lationa of: t.be llbo~1t1-ir.cnt1onf.:cl ~ia.rt.len ir- Co:;.;r.~i1c·~t..1r ... n I.r.1.t.e:lligE::.nco r./J.tt,&r.s only. Ho'leVeI·, thE~ cxchELl'l.t_:!: o.f" -m•ch collo.t~rb.l :r;Lt.te­rla.l e.s is &.p1Jl1cable fo1· tecbnlca.l purr103&!l and is

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.not. pr~judlcla.l to national 1ntere~t9 "W1.ll be c.rr~cted bet-wt'!tin thH Corr11Cun1co.t.1cn Ir.tell1e;ence ~genc.1eo · ... 1r •. -:\-:- _

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1Throu&"1out ·this. ag:reerne.nt Cor.1."ZlWtic.'.:. ~1on Ir.tel-11eence is·~ tmdQrstood to CO!!l£>.r1se e.11 processe:> ir..- .. ··-· - .•

,(volvt:d in the collect.1.on, production, a.nd dlssee11r.A.:.~on .} 'l C1.f' .1nfor.;:r.a.t1on derived f'rom tbe C0r."J':i\.:n1cat1ons Of OuCe~ f nations. . ·-.. -• - ....__ ·- .. - _ ..... -·· •. •P'--··· .. . • .. - . • • . .•.. - . . • • . . . • • : . . . - - . • . . - . • . .

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3. Extent o.f the Agree~ent Products

(a) . The pa.rtie s a·gree to the exchange or the products or the .follov1~1g operat1.on3 relat.1.ng to rore1gn c~m.~un1.c&t1ons:j

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3Throughout this agreer.ie:it .foretp;n commun!.ca.- .. · : -~.'ff" tions are unde:::-stood to mean all co;;imu:c.1ca.t1on:;; of :?1· ·: J tha gove:rrunent or of any m1l1 tery,, air, or navel. . ~~~~e, faction, party, depart~ent, agency, or bureau of u. f'oreig..'1. country, or of' any person or persons acting or purportir.e; to act th.eref'or., end shall i.r1-clude I lco~':'lun1ca.t1on's o-r a. foreign cour~try

·vhich 1!".S.Y conte.1.n 1ru~or~e.t.1on of ::?1.lito.ry, ;lD11t1cu.l., or econot:'lic value•/ Foreign count.:'y as uged herein is under3tood to include ~~;,7 countrJ,, whether or not. 1 ts goverrunent .ts recognized by the U. S .. or the Br1 t.1sh. Ernp1.re, e.xcludL"lg o!ll:y· the' U • ·· .S., the Bri t1sh Comm."onwealth of Nations, and t.he Br1t1sh Emp1.re ...

NSA25X6 ·3 EO 1. 4 .• (d).

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(b) Such exchan~e w~ll be unrestricted or. all wor·k undti:! .. taken e.xce'pt vl:er.. s,ec1f1cally e:xcludec rrco t~c as~ee~~nt at t~e re~uest of either pa~ty . a.: .. ~. ·.:.:..:~ ~~e a~.!'~-:::::-:-:-:.t c~ tb:- o:i:.-• .::::-. =~ ~3 t=e !.:-.--~.-:::.·::..:.:. ::· -:a:.:.;·=-=~:; -:,::, :.:...::..:..:. ~·.::..::. -=.7 .. :.-::;,"":::..,:.=.~ • ... :: . \..-••- ~-••"WI_...,._"" .,.,._.., ..,~.-.-.... •lliollii6 '-""' --rl'•'U• .._ - ,._., • -~ -- V ••W.

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. (a.) Th~ p1t.rt.ie3,11gree to the·e7.Cr.ang~ or in~ .. :.~ ;;·~··:~·::.:=?: · .rorr.10.t1on rc..:~tlrd1ng r.i~st.hod3 ll.nd t.e:chn.tqU(;3 :1.nvolved · .. ' · '·:.' in tbe op~r1:1. tic;,z;!l CJutlln~d .1..n pl.l.l:"t.Lgrnp:h 3 (0.) • ,'., ··:<. :-~"::;.:.; __ :;.--:>::;: ·

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(b) Zuch oxchD.n~e w1ll be unrestr1ctcd o.n alr" ·::-=·=:·· .... ~~.Z?.-~.\ vor:< undertc.lv..:n 1 • cxcci'.it thrJ.t upon not1f1.cntior. of '::·:.:;::.:-d:.-the othe~ p.e.rty 1.n!'orrnat#1or. r..l).y be w1.tt'J':.r:::l<i.. by elth~r ,.· :··;".!.-.. p~rty vrH'm 1t3 specia.l 1nte:::-~3t.s so requl::-e. Such ··· ,'. ~p:· notification Vill include a C~scr1pt10n or the in- ~ ·-ror::-:P-t:ton b.e!:ig w.1. th: .. elC., su.!·:'""1.c1ent 1n the o;:r1n1on . ~.·. of the w~thhold1ne p~~t] 1 to convey .1..ts 31gr.1f.tca~ce. It is t.he int-~r.t.:on or each ;:>a.r~:r ·to lir.iit sucrL e::x-cept1on3 to t.he absolute :r.1n:.;iu.:r..

~. Third ?3.rt1es . to the Ar.r:::-,:::er:.e::.t.

Both part1e3 w1ll r~gnrd th1~ agro~ment as pre­cluding a..ct.1.on w.tth third pi.J.rt1es4 on any subject up_t.,;c::·ta.1niug to Cc:runur1ica t.lon Intell1.ge·nce except 1n accordance with the £ollow1ng under3tan.ding:

4Throughout this agree~ent third #art1es are understood to rndan ell 1.nd.1.vlduals or· a.uthor1 tie·s other ... tr..an those or the· Ur.J..ted Sta.te·s,, the Br1t1nh Emp1r~ 1 and the Br~t1sh Doir..1.nions.

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(n) l& v.1.ll bo contrl.l.ry to th13 agro~mi:,nt to reveal its existence to LJ.ny third ;10.rty vh£r.tbvcr •. ·

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· (b) Each pa.rty v1ll nc.:ek tho 11.grf..:-:1:.e::-1.t of th& ' ot.he·r to any action Y1th third po.rt.1.c~, 1..i.n.d fl1ll . \ t1t.kts no such action unt.11 1.t:s adv.1::sa.b.1.l1t.y 1.s agreed ·· · r . .. ~- . ! upon. . · . . . .· , ... '.:: ~-: ::-__ ---~~~-~:~.:--;~ .• - 1

(c) · The agree!'!ent or tha .other hav1ng been .: .. \ ... ··.;,::.-.: .. i::~~ii. ; ·obtained,, it '1111 be le.!"t to the p~rty concerned to . ~ . :····-:-"":·::-{.' · • i· carry out the a.greed action in the r.iost appropriate . . · ·-<:::~· ~· \IB:y, wlthout obl1g~Lt1on to C.isclo:i-::- prec1o&lj' th& · . -.:'.'···•--::: ... -~3~. · i-cha.nnols th:r·ouzh Yh1ch a.ct1on 1s taken. · ._· .. . : .. ,;~~·; L_~;~~/ .. ·.;,.! '.'='~·!·::

of an~ d ~uc~"~~ t.io~tKr~ 1!!d!n~~~~l~~~; ~~" tf.:'. ~ ~t~~; .;-~~~:f :'.Xt . 6-. Th~ Dor.i1:11or.s -~-- ·-, .• _: --~~~-F~i~

(a) \·:h1le the Do!T'J.n1on3 are not parties to this aer~ement,, they v1ll not be ~ee~rccd·a3 third pa.rtiea.

( b) The LOitclO!l SIG-I!-:T Board will, how·~v~r, · koe;:> tho U. S. inf orm~d or lt.n:J arrnn~i.::nr.:nt.u or pro­

. posed .arrangements \llth any Dominion F1gr;c:c1e:i.

( c) ST.AllCie will f.i·~ke no arrange:r.~11ts •.r l th rJ.r.y Domin.ion n.gency other thn.n Cllru>.dla_n except throu&1., or Yi th th~ prl.or_ £1.p~i-oval o~.; th'} London SIGrr .. T - ~ BoA.rd.

(rl) As regards Can.a.da~ STJUiCIB will co~pleta no a.rrnngemcnt3 with any ag~ncy therein v1thout fir3t obt.a.1n1ng the views of the London SIGI~i'l' Boe.rd • .

. .

(e) It vill be condlt1onal on any DoM~~!on a.ger .. c1.e s vi th vhom col._labora. ti.on· te.k~·s pla.ce th.'l. t.

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they ab1de by the terms of paragraphs 5~ a, nnd 9 or this a.ereer.:~nt anrl to the arrangcaient~ la.id do~n 1n p~ragra~h 7 .

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(a) S'l'Ai.\~13 'W'1ll m1J.ke no· a.rra.neement·s 1n the sphere or Commun1c~t1on Intelligence Y1th any British· Empire agency except through, or,Y1th the pr~or ap­proval or, the Lond~n SIGn~T :aoa.rd •.

8.

ComrnunlcatLon Int~llige~ce a~d Sec~et or above technical rr.atte~s co~~~ec~~d ~h~~e~!th ~111 be dis­sem1n~ted 1n acco~d~~ce Y~tt lc~nt1cal 3ecurity regulat1o~s to be drawn u~ a~G ke~t u4der ~evlew by STANCH! IJ.nd the Lor.don SIGim~· Board in col:l..c.l.bO­re. tio;i. "Within th'!: ter~s of · t.h~se · regule.t1o!'l.3

.d1s~em1na.t10::"I. by either party \:.ill be r.P-e.e to u. s. rec~p1ents only aa approved ~Y ~~~1Cia;· to Br1t1s~ Err.;>1:::-e rec~p:.ents ar.d to Do::ln.!.oro. rec1p1ent::> oth~r tl":.:-.!..n C<!l.r ... 'ldll.ln only an ap:)rovr.:C! "::>J th~ ~o::r.10:1 SIGl~iT Bou..:-tl; to G.<.l.n.':1.cUan ?'E:C1f;i~nt~ only tt.!l 1.J.;.ipr·oved by · e!. :;her· ~TAi~CI3 o:- th~ J .. o:.r..lon SIGir~T 3oa.rd; a.nrl t~ third party rec!pient~ only as join:~y app~ovec·bJ

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STANCI3 and the LonC.o:i.. ~.!GI~~·~ :aos.rd v.tll er.~-.;::.::: that vitho~t prior notLflc~tion and cons9nt Of the .oth,.Jr party in ea.ch 1nst'in=i:.: no d1.sser.t1nP-tion ·of in­

·.: .for;ne.t1o:i. <ler1 ved . .from Com.":".unica.tion lntell1genc.a ' sources is. cz.q,dF.: to an;; 1nd1 v1dw.i.l or agency, gov~rn­·~entnl or oth~r~1se, that vlll explo1~ it for . com-mtt i·~lal pui•po~t"::..

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This E-.c;reer.:ont b~cc:.1~s eff't<ct.ive b:i -~!.c:~:=.t\.:.1~e cf' CUl~ 3.Ut.~~Cl!'1Zed ::'C-~:i:'~::-.e::lt.e.t.!,ves Of th~ :_..;.1;:-::on SIGINT Boar~ ~nc $~;~;~:~. ?hereafter 11 ~1~ ~~r.le­rr.enta.t1on v1ll be a.:·:·uut;ed bet~een ti:.e: Co;r-.1;u:1.:.c:at.1qn Intell1e;ence a.utr.or1ties concc::·r:.e:d 11 5ub.Jcct. to tr.e approval of t:t!e London SIG.I.:~T · Boarc and S'r'/u·;G~B.

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For and in beh~J~ of the :..ondon Siznc-.1 Ir1t.elli­zunce Board :

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Colon~l 11 Brlti~h Army Gene:-a.l Steff'.

5 l·i.arch 1946

? ur a.ncl. !.r1 ":>c hn.. lf of the •. State: -Ar:uy-r-;e. vy Co:::.-r:u.ra1- · cr:.t1~n Int.ellieer:ce Boe.rd:

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F.oyt s. v~.r:cier.be:;:::-g ·Lieutene.nt Gene.:.•£.Ll, GSC

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