This subchapter contains instructions for documenting nondisability eligibility in
supplemental security income (SSI) disability/blindness initial claims that require
a disability determination. These instructions are also applicable to aged claims
which require a disability/blindness determination to establish eligibility.
The subchapter includes the following items.
An explanation of when to use simultaneous development versus deferred development
of nondisability factors
The application procedures for simultaneous and deferred development claims
An explanation of what documentation actions to take with respect to the nondisability
issues in simultaneous development and deferred development claims when appeals are
When to conduct a preeffectuation review contact (PERC) and procedures for completing
PERCs when a disability allowance is received on simultaneous and deferred development
Special instructions for certain situations related to adjudicating disability claims,
e.g., a description of the manual notice to issue when the medical allowance is the
result of a reconsideration
NOTE: Throughout the rest of the subchapter the word “disability” refers also to blindness.