Difference between Refer and Pertain

REFER vs PERTAIN: VERB

Make reference to
Have as a meaning
Seek information from
Send or direct for treatment, information, or a decision
Have to do with or be relevant to
To submit to (another person or group) for consideration.
To allude to, make a reference or allusion to.
Be relevant to
Use a name to designate
Think of, regard, or classify under a subsuming principle or with a general group or in relation to another

To assign to or regard as belonging within a particular kind or class: : attribute.
To have relation or reference; to relate; to point.
To have recourse; to apply; to appeal; to betake one's self.
To carry the mind or thought; to direct attention.
To assign or attribute to; regard as originated by.
To direct the attention of.
To submit (a matter in dispute) to an authority for arbitration, decision, or examination.
To direct to a source for help or information.
To turn one's attention, as in seeking information.
To speak or write about something briefly or incidentally; make reference.
To serve as a descriptor or have as a denotation.
To relate or pertain; concern.
To direct inquiry for information or a guarantee of any kind, as in respect to one's integrity, capacity, pecuniary ability, and the like.

To have reference or relevance; relate.
To belong as an adjunct, part, holding, or quality.
To be fitting or suitable.
To belong; to have connection with, or dependence on, something, as an appurtenance, attribute, etc.; to appertain
To have relation or reference to something.

To carry or send back.
Hence: To send or direct away; to send or direct elsewhere, as for treatment, aid, information, decision, etc.; to make over, or pass over, to another
To place in or under by a mental or rational process; to assign to, as a class, a cause, source, a motive, reason, or ground of explanation.
To have recourse; to betake one's self; to make application; to appeal.

To reduce or bring in relation, as to some standard.
To trace back; assign to as origin, source, etc.; impute; assign; attribute.
To hand over or intrust for consideration and decision; deliver over, as to another person or tribunal for treatment, information, decision, and the like: as, to refer a matter to a third person; parties to a suit refer their cause to arbitration; the court refers a cause to individuals for examination and report, or for trial and decision.
Reflexively, to betake one's self to; appeal.
To bear or carry back; bring back.
To give a reference: as, to refer to a former employer for a recommendation.
To direct the attention; serve as a mark or sign of reference.
To allude; make allusion.
To have recourse; apply; appeal: as, to refer to an encyclopedia; to refer to one's notes.
To have relation; relate.
Synonyms Ascribe, Charge, etc. See attribute.
To direct for information; instruct to apply for any purpose.
To defer; put off; postpone.
To assign, as to a class, rank, historical position, or the like.

To belong; appertain, as a possession or an adjunct: with to or unto: as, the things which pertain to God.
To relate; have reference or relation: with to.
Synonyms To regard, relate to, bear upon, concern.

Bear on, Touch on, Come to, Bring up, Advert, Concern, Look up, Touch, Name, Mention, Consult, Pertain, Relate, Denote, Cite

Applies, Applicable, Involve, Affect, Related, Correspond, Relating, Appertain, Bear on, Touch on, Come to, Touch, Concern, Refer, Relate

Ascribe, Describe, Touch on, Bear on, Come to, Concern, Look up, Touch, Name, Mention, Consult, Pertain, Relate, Denote, Cite

Apply, Applies, Applicable, Involve, Affect, Related, Correspond, Touch on, Bear on, Appertain, Come to, Touch, Concern, Refer, Relate

Refer flow chart for better understanding of SOP.
Community Level Lenders should refer to Section III.
For further information refer to Maintaining your wheelchair.
Flap has been bent, please refer to photo.
Refer Program not active right now, try later.
The term used to refer to something served before the main course but is used now to refer to the actual main course.
In Danish, you can use the word snoepje to refer to small candies or to refer to a loved one as a pet name.
We use who to refer to people and which to refer to things.
Does my thesis statement refer to the evidence or details I refer to in my essay?
To refer another shopper, give them the same code you used to refer a user.

The logical issues pertain to interpretations about newness.
This does not pertain to UVA or Charlottesville.
Heights pertain to upper case or capital letters.
Follow the instructions that pertain to your vacuum.
Local academic authority and administrative approvals also pertain.
Follow the ordinances that pertain to your business.
Contracts that pertain to selling a land interest.
Sections VI and VII pertain, respectively, to thements.
Special Circumstances pertain to issues that affect your financial status while Unusual Circumstances pertain to issues that affect your dependency status.
The same requirements pertain to requesting phone records that pertain to any other request for production.