NY Gen Oblig L § 1-203 (2021)
2021 New York Laws GOB - General Obligations Article 1 - Short Title; Construction; Applicability of Certain Sections Title 2 - Construction; Applicability of Certain Sections 1-203 - Provisions Excluding Application of Certain Sections to Matters Previous to Dates of Their Original Enactment.

§ 1-203. Provisions  excluding  application  of  certain  sections  to   matters previous to dates of their original enactment. 1. Section  1-202   applies to all obligations arising on or after September first, nineteen   hundred seventy-four.2.  Section  3-101  applies  to  contracts  made  on  or  after  April   thirteenth, nineteen hundred forty-one.3. Section 3-107 applies to  contracts  made  on  or  after  September   first, nineteen hundred sixty-one.5. Section 3-311 does not affect any interest or right of survivorship   existing prior to April twentieth, nineteen hundred fifty-nine.7.  Subdivision  two of section 3-313 does not affect any right, cause   of action or defense existing prior to September first, nineteen hundred   thirty-seven.9. Section 5-301 applies to undertakings or promises made on or  after   January twenty-fifth, nineteen hundred thirty-five.11.  Section  5-903  applies  to  contracts  executed or renewed after   October first, nineteen hundred sixty-one.13. Section 5-1103 applies to agreements made on or after April sixth,   nineteen hundred thirty-six; sections 5-1105, 5-1107 and 5-1109 apply to   assignments, promises or  offers  made  on  or  after  September  first,   nineteen hundred forty-one.15.  Section  5-1115  applies  to deeds or conveyances delivered on or   after September first, nineteen hundred forty-four.17. Section 5-1311 applies to contracts made after  May  twenty-sixth,   nineteen hundred thirty-six.19. Section 9-101 applies to injuries sustained after September first,   nineteen hundred forty-six.21.  Section  13-107  applies to transfers made after September first,   nineteen hundred fifty.23. Title 1 of Article 15 applies to obligations arising on  or  after   April sixth, nineteen hundred twenty-eight.25.  a.  Subdivision  one  of  section 15-301 applies to agreements or   instruments executed on  or  after  September  first,  nineteen  hundred   forty-one.b.  Subdivisions  two,  three  and  four  of  section  15-301 apply to   agreements or instruments executed on or after September first, nineteen   hundred fifty-two.c. Subdivision five of section 15-301 applies to agreements, evidences   of termination, notices  of  termination  or  waivers  with  respect  to   agreements  or  other  instruments  executed  on  or  after April fifth,   nineteen hundred forty-four.27. Section 15-303 applies to written instruments executed on or after   April third, nineteen hundred thirty-six.29. Section 15-501 applies to executory accords made on or after March   eighteenth, nineteen hundred thirty-seven.31. Subdivision one of section 15-503 applies to  offers  made  on  or   after March eighteenth, nineteen hundred thirty-seven.33.  Section  17-103  applies  to  promises made on or after September   first, nineteen hundred sixty-one.35. Section 17-105 applies to waivers, promises, agreements,  recitals   and  acknowledgments  made on or after September first, nineteen hundred   sixty-one.37. Section 17-107 applies to payments  made  on  or  after  September   first, nineteen hundred sixty-one.