Originally Posted by CSM

COMBINABILITY
FARE BY RULE TEXT
CIRCLE TRIPS NOT PERMITTED.
END-ON-END NOT PERMITTED. SIDE TRIPS PERMITTED WITH NO
RESTRICTIONS.
ADD-ON CONSTRUCTION IS ADDRESSED IN MISCELLANEOUS PROVISI
CATEGORY 23.
OPEN JAWS/ROUND TRIPS
FARES MAY BE COMBINED ON A HALF ROUND TRIP BASIS
-TO FORM SINGLE OR DOUBLE OPEN JAWS.
A MAXIMUM OF 2 FARE COMPONENTS PERMITTED.
-TO FORM ROUND TRIPS
PROVIDED -
COMBINATIONS ARE WITH ANY FARE FOR ANY CARRIER IN RULE
3020 IN TARIFF
FBRA1P - WITHIN AREA 1 EXCEPT US/CA
FBRA12P - BETWEEN AREA 1 AND AREA 2 EXCEPT US/CA
FBRA13P - BETWEEN AREA 1 AND AREA 3 EXCEPT US/CA
FBRA2P - WITHIN AREA 2
FBRA3P - WITHIN AREA 3
FBRINPV - BETWEEN USA/CA-AREA 1/2/3
FBRNAPV - WITHIN NORTH AMERICA EXCEPT MEXICO.
NOTE - THE CITY PAIRS BELOW ARE CONSIDERED THE SAME POINT-
BWI-WAS FLL-MIA LAX-ONT LAX-SNA LAX-LGB LAX-BUR
ONT-SNA ONT-LGB ONT-BUR SNA-LGB SNA-BUR LGB-BUR
EWR-NYC SFO-SJC SFO-OAK SFO-SMF SJC-OAK SJC-SMF
OAK-SMF HRL-MFE EWR-ISP NYC-ISP HDN-SBS HRL-BRO
MFE-BRO HOU-IAH HOU-EFD IAH-EFD EWR-JFK JFK-ISP
JFK-NYC