[Code of Federal Regulations]
[Title 40, Volume 30]
[Revised as of July 1, 2004]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR790.40]

[Page 11]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 790_PROCEDURES GOVERNING TESTING CONSENT AGREEMENTS AND TEST RULES
--Table of Contents
 
  Subpart C_Implementation, Enforcement, and Modification of Test Rules
 
Sec. 790.40  Promulgation of test rules.

    Source: 50 FR 20657, May 17, 1985, unless otherwise noted. 
Redesignated at 51 FR 23713, June 30, 1986.


    (a) If EPA determines that it is necessary to test a chemical 
substance or mixture by rule under section 4 of the Act, it will 
promulgate a test rule in part 799 of this chapter.
    (b) EPA will promulgate specific test rules in part 799 of this 
chapter either by a single-phase rulemaking procedure or by a two-phase 
rulemaking procedure.
    (1) Under single-phase test rule development, EPA will promulgate a 
test rule in part 799 of this chapter through a notice and comment 
rulemaking which specifies the following:
    (i) Identification of the chemical for which testing is required 
under the rule.
    (ii) The health or environmental effect or effects or other 
characteristics for which testing is being required.
    (iii) Which test substance(s) must be tested.
    (iv) Standards for the development of test data.
    (v) The EPA Good Laboratory Practice requirements for the required 
testing.
    (vi) Schedule for submission of interim reports and/or final reports 
to EPA.
    (vii) Who must submit either letters of intent to conduct testing or 
exemption applications.
    (viii) What types of data EPA will examine in determining 
equivalence if more than one test substance is to be tested.
    (2) Under two-phase test rule development, EPA will promulgate a 
Phase I test rule in part 799 of this chapter through a notice and 
comment rulemaking which specifies the following:
    (i) Identification of the chemical for which testing is required 
under the rule.
    (ii) The health or environmental effect or effects or other 
characteristics for which testing is being required.
    (iii) Which test substance(s) must be tested.
    (iv) A reference to appropriate guidelines for the development of 
test data.
    (v) The EPA Good Laboratory Practice requirements for the required 
testing.
    (vi) Who must submit either letters of intent to conduct testing and 
study plans, or exemption applications.
    (vii) What types of data EPA will examine in determining equivalence 
if more than one test substance is to be tested.
    (3) Under two-phase test rule development, test standards and 
schedules will be developed in a second phase of rulemaking as described 
in Sec. Sec. 790.50 and 790.52.

[50 FR 20657, May 17, 1985. Redesignated and amended at 51 FR 23713, 
June 30, 1986; 54 FR 36313, Sept. 1, 1989]