COBOL Reserved Words

The following table lists COBOL reserved words on z/OS platforms.

Table 1. COBOL Reserved Words
A	ACCEPT ACCESS ADD ADDRESS ADVANCING AFTER ALL ALPHABET ALPHABETIC	ALPHABETIC-LOWER ALPHABETIC-UPPER ALPHANUMERIC ALPHANUMERIC-EDITED ALSO ALTER ALTERNATE AND ANY	APPLY ARE AREA AREAS ASCENDING ASSIGN AT AUTHOR
B	BASIS BEFORE BEGINNING	BINARY BLANK BLOCK	BOTTOM BY
C	CALL CANCEL CBL CD CF CH CHARACTER CHARACTERS CLASS CLASS-ID CLOCK-UNITS CLOSE COBOL CODE CODE-SET COLLATING	COLUMN COM-REG COMMA COMMON COMMUNICATION COMP COMP-1 COMP-2 COMP-3 COMP-4 COMP-5 COMPUTATIONAL COMPUTATIONAL-1 COMPUTATIONAL-2 COMPUTATIONAL-3 COMPUTATIONAL-4	COMPUTATIONAL-5 COMPUTE CONFIGURATION CONTAINS CONTENT CONTINUE CONTROL CONTROLS CONVERTING COPY CORR CORRESPONDING COUNT CURRENCY
D	DATA DATE-COMPILED DATE-WRITTEN DAY DAY-OF-WEEK DBCS DE DEBUG-CONTENTS DEBUG-ITEM DEBUG-LINE DEBUG-NAME	DEBUG-SUB-1 DEBUG-SUB-2 DEBUG-SUB-3 DEBUGGING DECIMAL-POINT DECLARATIVES DELETE DELIMITED DELIMITER DEPENDING DESCENDING	DESTINATION DETAIL DISPLAY DISPLAY-1 DIVIDE DIVISION DOWN DUPLICATES DYNAMIC
E	EGCS EGI EJECT ELSE EMI ENABLE END END-ADD END-CALL END-COMPUTE END-DELETE END-DIVIDE END-EVALUATE END-IF	END-INVOKE END-MULTIPLY END-OF-PAGE END-PERFORM END-READ END-RECEIVE END-RETURN END-REWRITE END-SEARCH END-START END-STRING END-SUBTRACT END-UNSTRING END-WRITE	ENDING ENTER ENTRY ENVIRONMENT EOP EQUAL ERROR ESI EVALUATE EVERY EXCEPTION EXIT EXTEND EXTERNAL
F	FALSE FD FILE FILE-CONTROL	FILLER FINAL FIRST FOOTING	FOR FROM FUNCTION
G	GENERATE GIVING GLOBAL	GO GOBACK GREATER	GROUP
H	HEADING	HIGH-VALUE	HIGH-VALUES
I	I-O I-O-CONTROL ID IDENTIFICATION IF IN INDEX INDEXED	INDICATE INHERITS INITIAL INITIALIZE INITIATE INPUT INPUT-OUTPUT INSERT	INSPECT INSTALLATION INTO INVALID INVOKE IS
J	JUST	JUSTIFIED
K	KANJI	KEY
L	LABEL LAST LEADING LEFT LENGTH LESS	LIMIT LIMITS LINAGE LINAGE-COUNTER LINE LINE-COUNTER	LINES LINKAGE LOCAL-STORAGE LOCK LOW-VALUE LOW-VALUES
M	MEMORY MERGE MESSAGE METACLASS	METHOD METHOD-ID MODE MODULES	MORE-LABELS MOVE MULTIPLE MULTIPLY
N	NATIVE NATIVE_BINARY NEGATIVE NEXT	NO NOT NULL NULLS	NUMBER NUMERIC NUMERIC-EDITED
O	OBJECT OBJECT-COMPUTER OCCURS OF OFF OMITTED	ON OPEN OPTIONAL OR ORDER ORGANIZATION	OTHER OUTPUT OVERFLOW OVERRIDE
P	PACKED-DECIMAL PADDING PAGE PAGE-COUNTER PASSWORD PERFORM PF PH	PIC PICTURE PLUS POINTER POSITION POSITIVE PRINTING PROCEDURE	PROCEDURE-POINTER PROCEDURES PROCEED PROCESSING PROGRAM PROGRAM-ID PURGE
Q	QUEUE	QUOTE	QUOTES
R	RANDOM RD READ READY RECEIVE RECORD RECORDING RECORDS RECURSIVE REDEFINES REEL REFERENCE REFERENCES	RELATIVE RELEASE RELOAD REMAINDER REMOVAL RENAMES REPLACE REPLACING REPORT REPORTING REPORTS REPOSITORY RERUN	RESERVE RESET RETURN RETURN-CODE RETURNING REVERSED REWIND REWRITE RF RH RIGHT ROUNDED RUN
S	SAME SD SEARCH SECTION SECURITY SEGMENT SEGMENT-LIMIT SELECT SELF SEND SENTENCE SEPARATE SEQUENCE SEQUENTIAL SERVICE SET SHIFT-IN SHIFT-OUT	SIGN SIZE SKIP1 SKIP2 SKIP3 SORT SORT-CONTROL SORT-CORE-SIZE SORT-FILE-SIZE SORT-MERGE SORT-MESSAGE SORT-MODE-SIZE SORT-RETURN SOURCE SOURCE-COMPUTER SPACE SPACES SPECIAL-NAMES	STANDARD STANDARD-1 STANDARD-2 START STATUS STOP STRING SUB-QUEUE-1 SUB-QUEUE-2 SUB-QUEUE-3 SUBTRACT SUM SUPER SUPPRESS SYMBOLIC SYNC SYNCHRONIZED
T	TABLE TALLY TALLYING TAPE TERMINAL TERMINATE TEST	TEXT THAN THEN THROUGH THRU TIME TIMES	TITLE TO TOP TRACE TRAILING TRUE TYPE
U	UNIT UNSTRING UNTIL	UP UPON USAGE	USE USING
V	VALUE	VALUES	VARYING
W	WHEN WHEN-COMPILED WITH	WORDS WORKING-STORAGE WRITE	WRITE-ONLY
Z	ZERO	ZEROES	ZEROS