• 

NOTE BY SECRErARIAT" 

This paper is the first to bear 

the 11USCIB 1.1/" designation. 

The subject of this file is: 

11WEATHER - CANADA II 

eclassified and approved for release by NSA on 01-23-2015 

o E.O. 13526 
USCIB: 1.1/l 

REF ID:A58360 

ro}> BEOR-ET , }JI 

Af'PENBEB BOSl:JlHM' SON~Ams~---t:i cog;g WQR.9 )W\TilUAti I' 

10 March 1954 

EO 3.3(h) (2) 

31 

PL 86-36/50 use 3605 

MEMORANDUM FOR THE Ml!MBERS OF USCIBEC: 

Subject: 

Reference: 

Concernin 

TAB "A" to TRI 53/l FINAL of 25 March 1953 (Tripartite 

Planning Conference of March 1953). 

1. The enclosure is circulated for consideration at the request of 

the NSA member. 

2. It is requested that the attached vote sheet be executed and 

returned to this office by 1700, Thursday, 18 March 1954. 

3. This document may be downgraded to SECREI' when detached from the 

enclosure. 

Enclosure 

NSA-fS-Control #54-572A, 

subj. as above. 

USCIB: 1.1/1 

ain, U. • Navy 

uti ve Secretary, USCIB 

~ B06l:Df1!fif 90NWtHJS 

OOBE WeRB M1t'fEft!"AL 

TOP SECRET 
, 

I 

.. CANADIAN REQUIREMENTS FOR 

I I 

INTELLIGENCE j'PL 86-36/50 USC 3605 I EO 3.3(h)(2) 

1. Reference is made to Tab "A" of TRI 53/1. 011 f(Fina.1), 

which was produced at th~ Tripartitf3Planning Con.f'er~rice of March 

1953, and was circulated to tl;ie Jllettlbers <>f' USeIB/as jlJSCIB: 3/99 

2. During the conf~].'"ence, as indieated by/the/reference, Ca.nada•s 

current and f ticiJa~ed requirements rorl .· / /ii• ··. \ I 

Intelligence were considered and arranremepts were made for 

furnishing tHe required materials. The only /OOdeword requirements 

envisaged by Canada in peacetime were 0SununaJ:'1.es. In v.iew\ of the 

limited code-word requirements, it was agreed that Canadian. and u.s. 

Service representatives/should make arrangements/directly -with\ each' 

other for I .. / I.. /i/ / 

3. On 23 December 1953, Hq, USAF, Directorate of Intelligence 

(a) informed this Agency that the RCAF is reaqy to receive such .... I -=----.I ' I las is now available from thej ~ and (b) suggested that 

the Director, NSA, make arrangements with /the RCAF to furnish materials 

to RCAF Headquarters via the NSA/CBNRC cornrnunications link. Accordingly. 

arrangements have been com leted for thi.fl /Channel to be useci carrying 

information re ared b from the products of the 

Canadian requirements for codeword 

Sununaries. It therefore is considered 

and 3 of the reference be amended by a 

t would appear that the 

have expanded beyond C:J 

appropriate that paragraphs, 2 

single footnote as follows: 

11-:t-On 19~ 4, LSIB, CRC and USCIB 

recognized that Canada's/peacetime requirements for I t Intelligence bearing codewords had increased subsequent to the Tripartite 

Conference of March 1953. I.SIB, CRC, and USCIB therefore agreed that such codeword materials as are required 

by any of the three parties should be requested under 

the regular procedures already established for requesting 

all other types of COMINT codeword material. Portions 

of paragraphs 2 and 3 which conflict with this footnote 

are superseded hereby." 

4. It is reconunended that USCIBEC: 

a. Approve the amendment proposed in paragraph J, above. 

b. Instruct the Executive Secretary to submit {upon USCIB 

approval of the amendment) proposals to I.SIB and CRC with a view toward 

obtaining tripartite agreements on the amendment. 

'l'OP 6E3GREW CONTROL NUMBER 5L.-572A 

COPY 61 OF '/f COPIES 

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