diff --git a/amend.py b/amend.py
new file mode 100644
index 0000000..c1538f6
--- /dev/null
+++ b/amend.py
@@ -0,0 +1,64 @@
+from sqlalchemy import select
+from flask import request, jsonify
+from flask_login import login_required
+
+from shared import PA
+from main import db, app
+
+################################################################################
+# Amendments are used to define types of changes being made to an entry (e.g.
+# rotate, flip) should contain relatively transient content (e.g. we might be
+# processing a long-running job now, and then add a rotate, the rotate wont
+# finish for minutes, so these classes allow the UI to handle that gracefully
+################################################################################
+
+################################################################################
+# Class describing AmendmentType in the DB (via sqlalchemy)
+################################################################################
+class AmendmentType(PA,db.Model):
+    __tablename__ = "amendment_type"
+    id = db.Column(db.Integer, db.Sequence('file_type_id_seq'), primary_key=True )
+    job_name = db.Column(db.String, nullable=False )
+    which = db.Column(db.String, nullable=False )
+    what = db.Column(db.String, nullable=False )
+    colour = db.Column(db.String, nullable=False )
+
+################################################################################
+# Class describing which Entry has a pending Amendment in the DB (via sqlalchemy)
+################################################################################
+class EntryAmendment(PA,db.Model):
+    __tablename__ = "entry_amendment"
+    eid = db.Column(db.Integer, db.ForeignKey("entry.id"), primary_key=True )
+    job_id = db.Column(db.Integer, db.ForeignKey("job.id"), primary_key=True )
+    amend_type = db.Column(db.Integer, db.ForeignKey("amendment_type.id"))
+    type = db.relationship("AmendmentType", backref="entry_amendment")
+
+
+################################################################################
+# check if this job is something we need to log an EntryAmendment for, based on
+# job name and potentially amt in extras, to find the type of amendment
+################################################################################
+def inAmendmentTypes(job):
+    if not hasattr(job, 'extra' ) or not job.extra:
+        return None
+    amt=None
+    for jex in job.extra:
+        if jex.name == "amt":
+            amt=jex.value
+
+    # FIXME: should just cache this once per build, only would change with code updates
+    for at in getAmendments():
+        # for transform_image, amt=flip*, 90/180/270 - so amt will be set, use it, otherwise just use job.name
+        if (amt and f"{job.name}:{amt}" == at.job_name) or (at.job_name == job.name):
+            return at.id
+    return None
+
+
+################################################################################
+# Class describing which Entry has a pending Amendment in the DB (via sqlalchemy)
+################################################################################
+def getAmendments():
+    # get Amend types (get EAT data once - used in inAmendmentTypes()
+    stmt=select(AmendmentType)
+    eat=db.session.execute(stmt).scalars().all()
+    return eat