### Question
How is the "final deteriorated test results" defined?


### Answer
The term **final deteriorated test results** is defined in *40 CFR § 86.1* as follows -

> the final test results derived in paragraph (b) of this section for each test vehicle, rounded to the same number of decimal places contained in the applicable emission standard

#### Citation:
  - *40 CFR § 86.1*
  - Heading: **PART 86—CONTROL OF AIR POLLUTION FROM NEW AND IN-USE MOTOR VEHICLES AND NEW AND IN-USE MOTOR VEHICLE ENGINES: CERTIFICATION AND TEST PROCEDURES > Subpart AA—Reporting and Recordkeeping Requirements for Part 86 > SUBCHAPTER C—AIR PROGRAMS—(Continued) > SUBCHAPTER C—AIR PROGRAMS—(Continued)**

