DESIGNATED REPRESENTATIVE OSSF EXAM
GUIDE QUESTIONS AND ANSWERS UPDATED 2026
TCEQ - CORRECT ANSWER -Adopted the current OSSF Rules in 1997 &
revised them several times
Designated Representative - CORRECT ANSWER -Is responsible for reviewing
permit applications, site evaluations, planning materials and conducting inspections of
OSSF's.
Installer - CORRECT ANSWER -Individual who holds a valid license from the
TCEQ & who is compensated by another individual to construct install alter or repair an
OSSF
Site Evaluator - CORRECT ANSWER -Individual who visits a site and conducts
soil evaluations and a site survey
Installer II & Maintenance Provider - CORRECT ANSWER -OSSF licenses that
require previous experience
Designated Representative - CORRECT ANSWER -These Individuals working
in any capacity for an OSSF authorized agent cannot work as an installer, Designer for a
fee, or private Site Evaluator within jurisdiction of the permitting authority
Pre-qualifications for an exam - CORRECT ANSWER -Submit application, pay
class and application fees, complete appropriate training course
, 3 year term - CORRECT ANSWER -New OSSF licenses are issued for
24 hours - CORRECT ANSWER -How many hours of the TCEQ approved
continuing education course must an individual complete in order to renew the license
9 steps of permitting process - CORRECT ANSWER -Site & soil evaluation
conducted by Site Evaluator, select OSSF, system planned by qualified individual,
prepare and submit permit application, application and planning materials reviewed by
permitting authority, receive permit to construct, construction, system inspected at
appropriate stages, notice of approval & permit to operate issued by permitting authority
Criminal Penalties/Injunction or civil suit/Administrative Penalties - CORRECT
ANSWER -Penalties for violating the laws, rules or regulations covering OSSF
PE (Professional Engineer) or RS (Registered Sanitarian) - CORRECT
ANSWER -Planning materials for an OSSF utilizing secondary treatment can be
prepared by
Installer II - CORRECT ANSWER -Who can legally install a septic tank followed
by a low pressure dosing drain field at a rental house
Equipment & procedures to protect work site - CORRECT ANSWER -Cones
barricades high level flags, pre-warn, sign properly, regulate speed, guide properly
Acre - CORRECT ANSWER -Square feet divided by 43,560
GUIDE QUESTIONS AND ANSWERS UPDATED 2026
TCEQ - CORRECT ANSWER -Adopted the current OSSF Rules in 1997 &
revised them several times
Designated Representative - CORRECT ANSWER -Is responsible for reviewing
permit applications, site evaluations, planning materials and conducting inspections of
OSSF's.
Installer - CORRECT ANSWER -Individual who holds a valid license from the
TCEQ & who is compensated by another individual to construct install alter or repair an
OSSF
Site Evaluator - CORRECT ANSWER -Individual who visits a site and conducts
soil evaluations and a site survey
Installer II & Maintenance Provider - CORRECT ANSWER -OSSF licenses that
require previous experience
Designated Representative - CORRECT ANSWER -These Individuals working
in any capacity for an OSSF authorized agent cannot work as an installer, Designer for a
fee, or private Site Evaluator within jurisdiction of the permitting authority
Pre-qualifications for an exam - CORRECT ANSWER -Submit application, pay
class and application fees, complete appropriate training course
, 3 year term - CORRECT ANSWER -New OSSF licenses are issued for
24 hours - CORRECT ANSWER -How many hours of the TCEQ approved
continuing education course must an individual complete in order to renew the license
9 steps of permitting process - CORRECT ANSWER -Site & soil evaluation
conducted by Site Evaluator, select OSSF, system planned by qualified individual,
prepare and submit permit application, application and planning materials reviewed by
permitting authority, receive permit to construct, construction, system inspected at
appropriate stages, notice of approval & permit to operate issued by permitting authority
Criminal Penalties/Injunction or civil suit/Administrative Penalties - CORRECT
ANSWER -Penalties for violating the laws, rules or regulations covering OSSF
PE (Professional Engineer) or RS (Registered Sanitarian) - CORRECT
ANSWER -Planning materials for an OSSF utilizing secondary treatment can be
prepared by
Installer II - CORRECT ANSWER -Who can legally install a septic tank followed
by a low pressure dosing drain field at a rental house
Equipment & procedures to protect work site - CORRECT ANSWER -Cones
barricades high level flags, pre-warn, sign properly, regulate speed, guide properly
Acre - CORRECT ANSWER -Square feet divided by 43,560
